Why do female reindeer have antlers? Cannibalism, probably.Â
What’s the weirdest thing you learned this week? Well, whatever it is, we promise you’ll have an even weirder answer if you listen to Popular Science’s hit podcast. The Weirdest…
2026
Advancing Earth Observation at NASA since Release of Earthrise Photo
Earth (ESD) Earth Explore Explore Earth Science Agriculture Air Quality Climate Change Freshwater Life on Earth Severe Storms Snow and Ice The Global Ocean Science at Work Earth Science at…
No, white teeth don’t mean healthy teeth
Fans of period dramas often love seeing fabulous costumes and sets on-screen. However, in recent years, critics have pointed out that one thing can immediately dispel historical accuracy: actors’ blindingly…
Belts of Green in the Washington Suburbs
Earth Observatory Science Earth Observatory Belts of Green in the… Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth…
Artemis II Mission Milestones: An Image and Video Recap
A view of Earth taken by an Artemis II astronaut from one of the Orion spacecraft’s windows after completing the translunar injection burn on April 2, 2026. The image features…
Curiosity Blog, Sols 4867-4872: Sand Fill In Antofagasta Crater and Finding Our Next Drill Target
Curiosity Navigation Curiosity Home Mission Overview Where is Curiosity? Mission Updates Science Overview Instruments Highlights Exploration Goals News and Features Multimedia Curiosity Raw Images Images Videos Audio Mosaics More Resources…
Play with your dog. It’s good for both of you.
Take this as your signal to go play with your dog. A new study published today in the journal Royal Society Open Science shows that extra playtime strengthens the emotional…
NASA Invites Media to Jordan Artemis Accords Signing Ceremony
Credit: NASA The Hashemite Kingdom of Jordan will sign the Artemis Accords during a ceremony at 9:30 a.m. EDT Thursday, April 23, at NASA Headquarters in Washington. NASA Administrator Jared…
New NASA Views of Earth, From (S)PACE
Earth (ESD) Earth Explore Explore Earth Science Agriculture Air Quality Climate Change Freshwater Life on Earth Severe Storms Snow and Ice The Global Ocean Science at Work Earth Science at…
Does deleting social media make you happier or lonelier? Short answer: It depends.
Logging on was once a conscious—even perilous—act; a series of button pushes and clicks that, in the old dial-up days, could trigger a scream: “I’M ON THE PHONE.” Now, being…