Shark Populations Dropped 71 Percent Since 1970
A shark in the Indian Ocean
Use Less Salt and Help the Environment
Michael Torney carries a bag of ice melt this winter
Twitter Creates Tool for Users to Help Identify Misinformation
Twitter app icon on a mobile phone
Major Space Mission Planned in 2021
This NASA illustration shows the Perseverance Mars rover
Study: Identical Twins Are Not Genetically Exact Copies
Identical twins
WHO Experts Head to China to Study Beginnings of Virus
Workers in protective suits in Wuhan, China
Researchers Think They Found New Kind of Whale
A possibly new kind of beaked whale swims underwater
US Considers Vaccinating More People Using Half Doses
82-year-old Brian Pinker receives the Oxford University-AstraZeneca COVID-19 vaccine
New Bat Studies Aim to Prevent Future Pandemics
An oral swab sample from a bat is collected
2020 Saw Many Successes in Space Exploration
SpaceX’s Starship SN8 rocket prototype taking off