Dogs came to North America with earliest humans, study suggests
The history of dogs has been intertwined with that of man since ancient times, and studying canine DNA can provide a good timeline for human settlement.
Science
Pfizer and Moderna ramping up vaccine supplies
Pfizer and Moderna told lawmakers 140 million more vaccine doses will be available for shipment by the end of next month. Dr. Teresa Amato, the director of emergency medicine at Long Island Jewish Forest Hills, joins CBSN with more on how to prevent another surge.
New York City eases COVID restrictions at arenas
New York City is slowly reopening large venues, including sports arenas and soon movie theaters, despite the rise in a more contagious variant of the coronavirus. Nikki Battiste reports.
NASA rover sends video and audio from Mars
NASA's Perseverance rover has sent back video of its descent and landing on Mars, as well as audio recorded on the red planet. CBSN's Tanya Rivero has details.
Freshwater fish in "catastrophic" decline, one-third face extinction
80 freshwater species have already been declared extinct — 16 of them in 2020 alone.
3rd COVID vaccine seeks authorization
The FDA is reviewing the Johnson & Johnson COVID-19 vaccine and it could get emergency authorization by the end of the week. Unlike the Moderna and Pfizer vaccines, this one only requires only one shot. Josh Michaud, associate director for global health policy at the Kaiser Family Foundation, joins CBSN AM to discuss the significance.
Why COVID-19 variants are more contagious
Some preliminary studies are shedding light on the new coronavirus variants spreading around the globe. Dr. Susannah Hills, a pediatric airway surgeon and assistant professor of ENT at New York Presbyterian/Columbia University, joins CBSN to explain what we know about several of the major variants, plus the idea that people who've recovered from COVID-19 may only need one dose of vaccine.
Mars rover captures first sounds recorded on another planet
"Percy" has captured the whirring sounds of Martian wind on the surface of the red planet for the very first time.
Vaccine out of reach for many Black Americans
In Baltimore, Maryland, Black Americans make up more than 60% of the population, but just 5.4% of Black residents have gotten the COVID-19 vaccine. Now, church and community leaders are pushing for new ways to bring more shots and better information to the city's Black population. Jericka Duncan reports.
NASA releases extraordinary video of Mars landing
Engineers say the Perseverance rover is healthy and moving swiftly through initial checkout.
Oregon school shooter ID'd, used shotgun bought by mother, sources say
Katie Zacharia out as White House press secretary after first week
Exclusive
Sacramento mom says "hero" son shot, killed Oregon school shooter
Trump waives tariffs on largest buyers of Russian oil
Vance says admin. must take action when ICE agents "screw up"
Live
Iran's president denies nuclear ambitions, says he's ready for talks
Hero bystander, teacher praised for saving lives in school shooting
Sean "Diddy" Combs moved to prison in Pennsylvania
