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Rare time-lapse of Webb mirror rollover
Inside the world's largest clean room at Goddard Space Flight Center, the James Webb Space Telescope team lifted and turned the telescope for the first time last week.
May 7, 2016
Long meteor over Arkansas
Meteor showers happen when Earth passes through a stream of icy debris left behind by a comet. The famous Comet Halley spawned last week's Eta Aquarids.
May 7, 2016
Guide to Mars’ opposition on May 22
Earth flies between Mars and sun on May 22, bringing it closer than Mars has been in over a decade. How to find and enjoy Mars during 2016's close opposition!
May 6, 2016
Study: Widespread loss of ocean oxygen by 2030s
These scientists said that, as our warming climate saps the ocean of oxygen, marine life like fish, crabs, squid, and sea stars could be left struggling to breathe.
May 6, 2016
First light over Norway’s island Senja
First light of the morning and a perfectly still lake, just north of the Arctic Circle.
May 6, 2016
Clouds over White Lake Channel
On May 2, 2016, Walter E. Elliot took this shot of clouds rolling over the channel that connects Michigan's White Lake to Lake Michigan. Doesn't it look like an oil painting?
May 5, 2016
Your top 3 tips to avoid mosquito bites
Simple things you can do to get fewer mosquito bites this summer.
May 4, 2016
A mix of dark dust and bright stars
Vast dust clouds stretch across a rich starfield in near the northern boundary of the southern constellation Corona Australis, the Southern Crown.
May 4, 2016
Earth might be home to a trillion species
Largest-ever analysis of microbial data concludes that 99.999 percent of species remain undiscovered.
May 3, 2016
A pure methane sea on Titan
We knew that Saturn's moon Titan had seas and lakes of liquid hydrocarbons, but their exact composition was unknown until recently.
May 3, 2016
