In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a technosignature. Reading time 3 minutes From the moment astronomers discovered ...

When ET phones home, it could be his last call. Contrary to sci-fi movie depictions, our first contact might not be with a super advanced alien civilization at the height of power. Rather, Ivy League ...

Women and Black patients are more likely to suffer life-changing complications from advanced heart and blood vessel procedures, a trio of new studies says. Persistent over-dilation of muscle ...