Meet the International Space Station’s new diverse crew

A version of this story appeared in CNN’s Wonder Theory science newsletter. To get it in your inbox, sign up for free here. CNN — When astronauts venture aboard the International Space Station, they see a world without borders. They work together while orbiting Earth, and no boundaries are visible between them, even as member … Read more

Share of tweets about healthy foods increased by 20% during the pandemic, analysis finds

From May 2020 to January 2021, the share of tweets about healthy foods increased by 20 percent compared to pre-pandemic estimates, while fast-food and alcohol tweets decreased by 9 percent and 11 percent, respectively. More salad and apples, less McDonalds and KFC. Those are just a couple of the dietary changes that people appeared to … Read more