NASA’s Perseverance rover has spent years combing Jezero Crater for traces of ancient water and potential biosignatures, but ...

It was a simple, sunny afternoon on Canada’s Prince Edward Island as Joe Velaidum and his partner, Laura Kelly, set off to walk their dog. Noticing a stray leash lying in the yard, Velaidum briefly ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. It was a simple ...

Nearly a billion light-years away, a massive spiral galaxy is screaming into the void. Though scientists don't yet know what fuels the radio jets, a new study, published March 20 in the Monthly ...