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Astronomers may have found a new Earth-size world, but there’s a twist
Astronomers are closing in on what looks like a rare prize: a world almost the size of Earth, circling a Sun-like star at a ...
New research reveals that Earth’s solid inner core is actually in a superionic state, where carbon atoms flow freely through a solid iron lattice. This unusual behavior makes the core soft, matching ...
A near-Earth asteroid lurked undetected for decades until a telescope in Hawaii spotted it earlier this year. It may be Earth's newest quasi-moon. When you purchase through links on our site, we may ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. If you are using ...
If NASA must pull back, Europe is ready to step up — and do so with open arms. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. As climate ...
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