Inside NASA’s scramble to find a backup moon plan — and the wild ideas companies are pitching

As NASA’s moon-landing plans with SpaceX hang in the balance, other bold ideas are quietly starting to take shape.
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NASA Explains How Do Glaciers Melt

Learn how glaciers melt and contribute to seas rising in this animated explainer from NASA's Jet Propulsion Laboratory.
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Large Filament Eruption On Sun That Was Captured By NASA's Solar Dynamics Observatory

NASA's Solar Dynamics Observatory captured a huge filament eruption in multiple wavelengths. Credit: Space.com | footage ...

Must-see astronomical events this November: Brightest Supermoon of the year, dazzling pair of meteor showers

This November, millions across the U.S. will get a chance to see the biggest and brightest Supermoon as well as a pair of ...

NASA Responds to Kim Kardashian Saying the Moon Landing Wasn't Real

Matt Rogers, dressed as Nigel from “The Devil Wears Prada” for Halloween, joins TODAY’s Jenna Bush Hager and guest co-host Savannah Guthrie to break down the top five things in pop culture, including ...

Jessica Alba's Astronaut Halloween Costume Plunges All the Way Down to Her Belly Button

Jessica Alba is giving her galactic Halloween transformation a NSFW twist. On October 31, the Honest Company founder swapped ...

Atmospheric River: The Term Everyone Tosses Around In the Winter

Winter is approaching in the U.S., and that means the term atmospheric river is coming back around again. Here's the ...