Science

The FDA has greenlighted Pfizer’s vaccine for people age 16 and older, and Moderna’s version for those aged 18 and up. Now, trials are underway to test whether those vaccines are safe and effective for younger populations.
Ancient trees show when the Earth's magnetic field last flipped out
A precise record of the last major reversal of the Earth's magnetic poles can be found in ancient trees. Researchers say this event 42,000 years ago had a huge impact on the planet and ancient humans.
Spacecraft named for 'Hidden Figures' mathematician launches from Virginia
The supply ship is named for Katherine Johnson, a Black NASA mathematician portrayed in the 2016 film. It's bringing some 8,000 pounds of supplies and hardware to the International Space Station.
Mars landing team 'awestruck' by photo of descending rover
The world got its first close-up look at a Mars landing on Friday, as NASA released a stunning picture of its newest rover being lowered onto the dusty red surface.
'I'm safe on Mars': NASA'S new rover to scour ancient lake bed for life signs
It's been a long journey for Perseverance, NASA's latest Mars rover, which landed safely on the red planet at 3:55 p.m. ET. "I'm safe on Mars," the rover announced on Twitter upon its arrival. "Perseverance will get you anywhere."