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ISS over Puget Sound, Washington
Photographer John Nelson used NASA's SpotTheStation website to learn when the International Space Station would make a high pass in his sky. This image is the result.
October 14, 2017
Asteroid to sweep close October 11-12
Asteroid 2012 TC4 is being used as a test of Earth's global asteroid defense system. How to see it online.
October 11, 2017
Penetrating the mystery of why we age
Researchers in Germany call the aging process "a quirk of evolution" and take a step forward in understanding why we didn't evolve to live forever.
October 9, 2017
How gravitational waves attracted a Nobel Prize
The 2017 Nobel prize for physics was awarded to scientists who helped pioneer the discovery of ripples in the fabric of spacetime, known as gravitational waves.
October 8, 2017
Nobel winners shed light on circadian rhythms
Three American scientists share the 2017 Nobel Prize in Physiology or Medicine for work that explained how our cells keep track of time.
October 8, 2017
Help identify Earth features in astronaut photos
Hey citizen scientists! You're invited to test a new tool to study Earth using photos taken by International Space Station astronauts. Here's how.
October 6, 2017
Scientists reveal secrets of lost continent Zealandia
Scientists have just returned from a major expedition to Zealandia, a "hidden" Earth continent, likely submerged beneath the sea surface more than 80 million years ago.
October 1, 2017
Why don’t poison frogs poison themselves?
Scientists are a step closer to resolving this head-scratcher. And their findings have potential consequences for the fight against pain and addiction.
September 29, 2017
How well can seeds survive in space?
If humans want to live on Mars, we're going to need to grow food. How well can seeds survive harsh, non-Earth conditions?
September 23, 2017
Biblical signs in the sky on September 23, 2017?
A mirror in the sky to "signs" from the Bible's Book of Revelation? Possibly. But this same sky scene has been seen 4 other times in the past 1,000 years. An astronomer explains.
September 23, 2017
