"This is a detective story that can be resolved with better data," Harvard astrophysicist Avi Loeb told Newsweek.

More than ever, Pixar has shown it's open to serving up sequels to some of its most beloved films. Toy Story, for instance, releases its fifth installment this week, coming off the billion-dollar ...

NASA's Perseverance rover has uncovered one of the most intriguing clues yet in humanity's search for life beyond Earth.