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February 28, 2025
A federal DEI ban is already prompting changes across science agencies. How will it affect medical research? A journalist traveled to five continents to learn about the afterlife of our trash, and why most “recyclable” plastic actually isn’t. And, the ocean liner SS United States will become an artificial reef in Florida. How do artificial reefs work?
8:00
UN Space Mission, Redefining ‘Healthy,’ and a Wayward Manatee
The United Nations will launch a space mission carrying payloads from countries that don’t have their own space programs.
4:23
Will New Electronic Glasses Change the View of Snapchat?
The social media company rebranded itself as Snap, Inc., and has unveiled sunglasses fitted with two cameras for recording 10-second moments.
16:45
A New Primer on the Way Things Work
Artist David Macaulay on the art of explaining science in pictures.
12:28
For Oysters, Challenges and Hope in the Changing Ocean
Oyster farmers have been hit hard by acidifying seas. Can they adapt?
17:43
California Trees Battle Beetle Assault Amid Drought
Dry conditions lead trees to release pheromones that attract bark beetles, exacerbating an epidemic of dying forests in the state of California.
17:38
Achieving Suspended Animation, With Help From the Water Bear
How one researcher’s curiosity about tardigrades in the 1970s led to a major breakthrough in medical science.
17:37
Imagining the ‘Connected’ Car of the Future
“Connected” cars tap into the vehicles’ sensors to read road signs, determine traffic patterns, and find open parking spaces.
7:19
Ancient Migrations, Summer Sea Ice, and Archaeological Algorithms
Homo sapiens worldwide may have descended from a single migration event out of Africa more than 50,000 years ago.
4:36
A Glimpse Before It’s Gone
Why tourists traveling to threatened places may be making the problem worse.
17:04
Myth-Busting Your Fitness Routine
Some health experts tout the benefits of standing desks and walking five miles a day. Science says otherwise.