With Yosemite closed to visitors, bears are thriving

One ranger said the animals are having a "party" since the park closed.

• Apr 14, 2020

Embracing science while throwing the kitchen sink at COVID-19

Dr. Jon LaPook on the friction between rigorous clinical trials and empiric therapy (trying something to see if it works) in the search for effective therapies against coronavirus

• Apr 12, 2020

Largest Arctic ozone hole ever recorded opens up over the North Pole

A hole in the ozone opens up every year above Antarctica — but scientists were surprised to find one on the other side of the planet.

• Apr 11, 2020

Environmental challenges plaguing Earth

From Antarctica to the U.K., CBSN's "Saturday Stories" takes you on a journey around the world to highlight some of the urgent environmental challenges we are facing.

• Apr 10, 2020

The science show: From Venus to mummy voices

Sulfuric acid rain storms, coffee made without beans and a calendar that fixes/nixes leap year are just a few stories from the science episode of CBSN's "Saturday Stories."

• Apr 10, 2020

"It is quite surreal": Space crew to return amid coronavirus

Two astronauts who left Earth long before the coronavirus pandemic return to a changed world next week.

• Apr 10, 2020

Key material behind the shortage of N95 masks

A surge in demand for the material that forms the key filter layer in medical respirators has caused long waits on new orders.

• Apr 9, 2020

Most of NYC's coronavirus cases came from Europe

Tracking the genetic sequences of the coronavirus can help researchers determine where an outbreak originated and how it spread.

• Apr 9, 2020

Soyuz rocket with crew of 3 launched to space station

Coronavirus restrictions limited launch guests, but lack of fanfare had no impact on smooth climb to space.

• Apr 9, 2020

Miami zoo announces birth of clouded leopard kittens

The zoo also shared sweet photos of the cubs, which showcase their large eyes and speckled fur.

• Apr 8, 2020

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