Why do astronauts get "space anemia"? This study has an answer.
The world-first study found that more than 3 million red blood cells were killed a second in space, compared to just 2 million on Earth.
NASA
NASA finishes unfolding James Webb Space Telescope
The James Webb Space Telescope has taken its final form. CBS News senior space Analyst Bill Harwood joins CBSN with more.
"Totally amazing": NASA completes Webb telescope deployments
Scientists elated with completion of complex Webb space telescope deploy sequence.
"Another banner day" as Webb space telescope unfolds secondary mirror
With the secondary mirror in place, controllers will deploy final mirror segments by end of week.
NASA launches $10 billion space telescope
NASA is a a step closer to getting the first pictures from the James Webb space telescope. CBS News senior space analyst Bill Harwood joins CBSN's Elise Preston to discuss more.
NASA launches most powerful space telescope yet
NASA's James Webb Space Telescope blasted into space from the coast of South America. Costing about $10 billion, It is 100 times more powerful than the Hubble Space Telescope, which was launched three decades ago. Mark Strassmann takes us through the long process of obtaining a single image.
In major milestone, space telescope successfully deploys sunshade
With the five-layer sunshield deployed, engineers prepare to unfold Webb's mirrors.
NASA presses ahead with space telescope's sunshield deployment
It's a major milestone in the James Webb Space Telescope's initial activation.
NASA assesses Webb telescope's performance
It will take two days to tension the sunshade, which is the size of a tennis court.
NASA begins unfurling critical sunshade on Webb space telescope
Deploying the sunshade is crucial to its ability to look back toward the birth of the cosmos.
Space telescope faces major test as sunshade deployment begins
It will take about five days to deploy the James Webb Space Telescope's fragile sunshade in a complex and high-risk procedure.
Successful launch for Webb space telescope
NASA is celebrating the successful launch of the James Webb Space Telescope. The $10 billion observatory lifted off on Christmas, and once it is fully operational, scientists hope it will reveal new information about our universe and its origins. CBS News senior space analyst Bill Harwood joins CBSN with more.
Live
NASA launches $10 billion James Webb Space Telescope: "It's a great day for planet Earth"
It's the most expensive science probe ever built — a $10 billion effort to explore the origins of the universe.
Watch: Launch of James Webb Space Telescope
NASA and the European Space Agency launched the $10 billion James Webb Space Telescope on Christmas morning. The most powerful space telescope ever built, it's designed to shed light on the earliest stars and galaxies. Watch the liftoff here.
Revolutionary telescope set for Christmas liftoff
NASA is slated to launch its James Webb Space Telescope to space on Christmas. The agency is hoping the $10 billion telescope will provide more insight into the universe. Mark Strassmann has more.
NASA to launch $10 billion space telescope
NASA is hoping for its biggest Christmas present yet: the successful launch of the $10 billion James Webb Space Telescope, which is set to lift off early Christmas morning. Webb will replace the 31-year-old Hubble Space Telescope as the leading space observatory. Researchers hope it can tell us more about the history of the universe. CBS News senior space analyst Bill Harwood joins CBSN with more.
Extraordinary challenges ahead for Webb space telescope
The world's largest space telescope, folded up to fit in a rocket, will have to unfurl itself like a high-tech origami — and that's just the beginning.
Christmas Day launch confirmed for space telescope
After a one-day delay to assess threatening weather, the Webb telescope is on track for launch Saturday.
SpaceX rocket brings gifts to astronauts
SpaceX launched a Dragon cargo ship to the International Space Station on Tuesday carrying supplies, equipment, and holiday gifts for the crew. It was SpaceX's 31st and final Falcon 9 rocket launch of 2021. CBSN's Tanya Rivero has details.
SpaceX launches supplies and holiday presents for space station crew
SpaceX's 31st Falcon 9 launch this year set a new record for the California rocket builder.
$10 billion space telescope promises deepest look yet into universe
Years behind schedule and billions over budget, the James Webb Space Telescope promises an astronomical revolution.
James Webb Space Telescope launch delayed to Christmas Day
Mission managers will take another look at the forecast Wednesday to confirm a December 25 launch.
NASA recording of Jupiter's largest moon sounds like R2-D2
Researchers also revealed a dazzling new image from Jupiter that looks "like a Van Gogh painting."
How to watch the Cold Moon — the last full moon of the year
The longest — and last — full moon of the year can be seen at 11:59 p.m. EST.
Test results awaited to set launch date for James Webb Space Telescope
Astronomers await word on results of final testing before setting launch date for the $10 billion space telescope.
Trump touts "fantastic trade deals" with Xi as Beijing summit ends
President Trump and Chinese President Xi Jinping concluded their summit in Beijing on Friday with both countries looking to claim the visit as a win.
Live
Iran says it "cannot trust" U.S. in negotiations as Trump says "we control" strait
Speaking to reporters on Air Force One, President Trump also claimed to have "wiped out" Iran's armed forces.
Exclusive
U.S. moving to indict Cuba's Raúl Castro, sources say
The potential indictment — which must be approved by a grand jury — is expected to focus on Cuba's 1996 downing of two planes operated by a humanitarian group.
Exclusive
2 senators call on FAA to study impact of reduced flight attendant staffing
Sens. Tammy Duckworth of Illinois and Tammy Baldwin of Wisconsin say their concern is there may be more emergency exit doors than flight attendants in the event of an evacuation.
How will Jerome Powell be remembered as he exits as Fed chair?
As Powell steps down after more than eight years leading the Federal Reserve, economists say he helped steer the U.S. through historic shocks but misread inflation.
RFK Jr. says he won't run for president in 2028
HHS Secretary Robert F. Kennedy Jr. is trying to address the interests of his MAHA supporters, who view him as their hope for the future, while being a good soldier in the eyes of the Trump White House.
Ebola outbreak in Congo kills dozens, Africa's CDC says
A new Ebola outbreak in a remote Congo province has recorded 65 deaths so far and has 246 suspected cases, Africa CDC says.
Exclusive
ICE releases wife of U.S. Army soldier after monthlong detention
ICE has released the wife of an active-duty U.S. soldier after a month in detention, her husband told CBS News.
CIA Director Ratcliffe makes rare trip to Cuba as island faces energy crisis
The meeting came as Cuba is contending with a massive power failure to its national energy grid amid U.S. sanctions that have caused an oil and gas shortage crisis.
U.S.
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2 senators call on FAA to study impact of reduced flight attendant staffing
Sens. Tammy Duckworth of Illinois and Tammy Baldwin of Wisconsin say their concern is there may be more emergency exit doors than flight attendants in the event of an evacuation.
Meet the horses running in the Preakness Stakes
The Preakness Stakes will feature its biggest field in 15 years with 14 horses in the middle jewel of horse racing's Triple Crown.
How will Jerome Powell be remembered as he exits as Fed chair?
As Powell steps down after more than eight years leading the Federal Reserve, economists say he helped steer the U.S. through historic shocks but misread inflation.
Trump touts "fantastic trade deals" with Xi as Beijing summit ends
President Trump and Chinese President Xi Jinping concluded their summit in Beijing on Friday with both countries looking to claim the visit as a win.
American passenger from hantavirus-hit cruise ship on life in quarantine
The number of people being monitored for hantavirus in the United States has grown to 41, the Centers for Disease Control and Prevention said Thursday.
MoneyWatch
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How will Jerome Powell be remembered as he exits as Fed chair?
As Powell steps down after more than eight years leading the Federal Reserve, economists say he helped steer the U.S. through historic shocks but misread inflation.
Oklahoma becomes latest state to sue Roblox over child safety concerns
Oklahoma has filed a lawsuit against Roblox, making it the latest state to take legal action against the popular gaming platform over child safety concerns.
Trump Mobile says its T1 mobile phone to ship this week
Trump Mobile's $499 gold-toned phone has faced delays since it was unveiled in June 2025.
Why are so many U.S. CEOs in China with Trump, and what do they want?
More than a dozen American CEOs are accompanying President Trump on his trip to China. That's not unusual.
Jury awards $49.5 million to Boeing 737 MAX crash victim's family
A jury in Chicago awarded $49.5 million in damages Wednesday to the family of a 24-year-old American who perished in a 2019 Boeing 737 MAX crash.
Politics
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Exclusive
2 senators call on FAA to study impact of reduced flight attendant staffing
Sens. Tammy Duckworth of Illinois and Tammy Baldwin of Wisconsin say their concern is there may be more emergency exit doors than flight attendants in the event of an evacuation.
RFK Jr. says he won't run for president in 2028
HHS Secretary Robert F. Kennedy Jr. is trying to address the interests of his MAHA supporters, who view him as their hope for the future, while being a good soldier in the eyes of the Trump White House.
FDA blocked melanoma drug as confusion reigned under Makary
A third of patients in a clinical trial had tumors shrink while taking a genetically engineered treatment known as RP1.
How will Jerome Powell be remembered as he exits as Fed chair?
As Powell steps down after more than eight years leading the Federal Reserve, economists say he helped steer the U.S. through historic shocks but misread inflation.
Exclusive
ICE releases wife of U.S. Army soldier after monthlong detention
ICE has released the wife of an active-duty U.S. soldier after a month in detention, her husband told CBS News.
HealthWatch
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Ebola outbreak in Congo kills dozens, Africa's CDC says
A new Ebola outbreak in a remote Congo province has recorded 65 deaths so far and has 246 suspected cases, Africa CDC says.
RFK Jr. says he won't run for president in 2028
HHS Secretary Robert F. Kennedy Jr. is trying to address the interests of his MAHA supporters, who view him as their hope for the future, while being a good soldier in the eyes of the Trump White House.
FDA blocked melanoma drug as confusion reigned under Makary
A third of patients in a clinical trial had tumors shrink while taking a genetically engineered treatment known as RP1.
Teens help save man having a heart attack
Three South Florida teenagers helped a 65-year-old having a heart attack. Matt Gutman has the story.
Cruise ship passenger on quarantine experience
Jake Rosmarin, a travel influencer who was on the M/V Hondius as it suffered a hantavirus outbreak, is one of 16 Americans quarantining at the University of Nebraska Medical Center. Rosmarin spoke with CBS News about how a five-week trip is now stretching into 12 weeks away from home.
World
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Live
Iran says it "cannot trust" U.S. in negotiations as Trump says "we control" strait
Speaking to reporters on Air Force One, President Trump also claimed to have "wiped out" Iran's armed forces.
5 tourists killed in cave diving accident; search underway for bodies
The University of Genoa said the victims included a marine biology professor, her daughter and two young researchers.
Cartel leader "The Gardener" hit with U.S. charges after dramatic capture
Jalisco cartel boss Audias Flores Silva was arrested in an operation by Mexican Navy special forces based on information provided by U.S. agencies.
Ebola outbreak in Congo kills dozens, Africa's CDC says
A new Ebola outbreak in a remote Congo province has recorded 65 deaths so far and has 246 suspected cases, Africa CDC says.
Trump touts "fantastic trade deals" with Xi as Beijing summit ends
President Trump and Chinese President Xi Jinping concluded their summit in Beijing on Friday with both countries looking to claim the visit as a win.
Entertainment
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Entertainment
Drake releases three new albums
In a surprise, Drake dropped three new albums Thursday night, including "Iceman." It's the Canadian rapper's first new music since his explosive public feud with Kendrick Lamar.
Yellowstone spinoff "Dutton Ranch" premieres
Yellowstone actors Cole Hauser and Kelly Reilly are reprising their roles as the fan-favorite onscreen couple Rip Wheeler and Beth Dutton in the newest "Yellowstone" spinoff, "Dutton Ranch." CBS News' Julianne Ferreira has more.
From the archives: Outspoken film critic Rex Reed
Film critic Rex Reed, whose clever and barbed opinions about movies – and movie stars – made him a fixture for decades in print and on television, died on May 12, 2026 at age 87. In this Feb. 4, 2018 "Sunday Morning" profile, Reed talked with Mo Rocca about how he came to live the life of an A-Lister himself. He also dispensed his unvarnished opinions about that year's best picture Oscar-nominees.
"Survivor" contestants on double elimination
(Spoilers ahead) "CBS Mornings" reveals the castaways voted off during Wednesday's episode of "Survivor 50" in another double elimination. They discuss being part of the franchise and their legacies in the game.
National Recording Registry adds Taylor Swift, Beyoncé, Ray Charles, more
The Library of Congress revealed this year's list of 25 recordings to be preserved for future generations on the National Recording Registry.
Technology
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Oklahoma becomes latest state to sue Roblox over child safety concerns
Oklahoma has filed a lawsuit against Roblox, making it the latest state to take legal action against the popular gaming platform over child safety concerns.
How the Trump-Xi summit could impact AI race
President Trump's visit to Beijing comes as the U.S. and China compete for artificial intelligence supremacy. Matt Sheehan, senior fellow at the Carnegie Endowment for International Peace, joins with analysis.
How AI powered robots are helping small farms
From labor shortages to environmental impacts, farmers are looking to AI to help revolutionize the agriculture industry. One California startup, Farm-ng, is tapping into the power of AI and robotics to perform a wide range of tasks, including seeding, weeding and harvesting.
Closing arguments held in OpenAI case
Lawyers presented closing arguments Thursday in the OpenAI trial pitting Elon Musk against its CEO, Sam Altman. CBS News legal contributor Jessica Levinson has more.
Trump Mobile says its T1 mobile phone to ship this week
Trump Mobile's $499 gold-toned phone has faced delays since it was unveiled in June 2025.
Science
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NASA spacecraft to fly past Mars on voyage to rare metal asteroid
NASA's Psyche spacecraft will slingshot past Mars on Friday, on its way toward a rare metal-rich asteroid.
Emperor penguins in focus as Antarctica talks start in Japan
Greater protections for endangered emperor penguins and how to manage growing tourism are topping the agenda at talks on Antarctica in Japan.
What's in the released UFO files?
The Pentagon released UFO documents on Friday, with President Trump telling the public to "have fun" deciding for itself what is going on. Carter Evans reports.
Trump: UFO files released for transparency
Defense Secretary Pete Hegseth said it's time for the American people see it for themselves, as the Pentagon started releasing previously classified documents related to UFOs and UAPs. CBS News Pentagon reporter Eleanor Watson has more.
"The Age of Disclosure" director on UFO files
The Pentagon on Friday released and declassified numerous files on UFOs, including eyewitness testimony, photos and reports. Government knowledge of non-human intelligent life was the subject of the documentary "The Age of Disclosure," released in February. Its director and producer, Dan Farah, joins CBS News to discuss.
Crime
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Cartel leader "The Gardener" hit with U.S. charges after dramatic capture
Jalisco cartel boss Audias Flores Silva was arrested in an operation by Mexican Navy special forces based on information provided by U.S. agencies.
Former death row inmate granted bond after nearly being executed 3 times
An Oklahoma judge granted bond to former death row inmate Richard Glossip on Thursday, laying the groundwork for his first release from prison since 1997.
Software CEO convicted for running $1 billion Medicare fraud scheme
Brett Blackman was convicted on charges including healthcare and Medicare fraud, and faces decades in prison.
Huge twist in Alex Murdaugh case
Alex Murdaugh, the former South Carolina lawyer who was convicted of murder, will get a new trial and have his convictions overturned, the state's Supreme Court ruled Wednesday. CBS News' Eva Pilgrim reports.
Feds arrest tourist accused of hurling rock at endangered seal's head
The tourist sparked outrage after a witness recorded him chucking a coconut-sized rock at "Lani," a beloved Hawaiian monk seal off a Maui beach.
Space
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NASA spacecraft to fly past Mars on voyage to rare metal asteroid
NASA's Psyche spacecraft will slingshot past Mars on Friday, on its way toward a rare metal-rich asteroid.
UFO files reveal astronauts saw mysterious objects and lights in 1972
NASA's Apollo 17 crew reported seeing three mysterious dots and sparks that resembled fireworks, according to new files released by the Pentagon.
Pentagon begins releasing UFO files: "It's time the American people see"
Defense Secretary Pete Hegseth said in a statement that the documents "have long fueled justified speculation — and it's time the American people see it for themselves."
Mysterious world beyond Pluto may have atmosphere, study says
If confirmed, the rock would become just the second world past Neptune in our solar system to host an atmosphere.
Artemis crew surprises 5-year-old aspiring astronaut with special gift
The Artemis II team gained a new member, and the crew made sure their youngest teammate had the right stuff for space.
Latest Galleries
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Notable Deaths in 2026
A look back at the esteemed personalities who've left us this year, who'd touched us with their innovation, creativity and humanity.
Evidence in the Barbara Kendhammer case
Does the evidence show a cover-up, or was Todd Kendhammer wrongfully convicted for the murder of his wife?
The life & near death of prizefighter Christy Salters-Martin
Christy Salters-Martin dominated in the boxing ring but faced her toughest challenger at home.
Timeline: The disappearance of George Smith
Family seeks answers in death of newlywed who disappeared in 2005 while on Mediterranean honeymoon cruise.
Who is Alix Tichelman?
Meet the tattooed beauty charged in the death of Google executive Forrest Hayes.
Latest CBS News Videos
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Latest CBS News Videos
5/16: The Uplift
David Begnaud meets a man who has attended the Kentucky Derby for 79 years in a row – and his dying wish to make it there one last time.
Soldier's wife released by ICE
After a month in custody, the wife of an active-duty U.S. solider has been released by ICE. Jose Serrano's wife was detained in April during an immigration appointment that was supposed to protect military spouses from being deported.
Supreme Court on Mifepristone mail access
The Supreme Court is allowing mail access to the Mifepristone abortion pill, ensuring that patients nationwide will continue to obtain the treatment for now. CBS News' Katrina Kaufman reports.
Drake releases three new albums
In a surprise, Drake dropped three new albums Thursday night, including "Iceman." It's the Canadian rapper's first new music since his explosive public feud with Kendrick Lamar.
Trump's second full day in China with Xi
President Trump says he spoke to Chinese President Xi Jinping about Taiwan, Iran and potential trade deals as he concludes his Asia trip. CBS News' Anna Coren and Olivia Rinaldi report.