Discover an ancient luxury shipwreck, complete with Greek graffiti, offering a rare glimpse into elite life on Alexandria’s waterways.

With a late-rising crescent moon and early evening activity, this year’s Geminids offer some of the best viewing conditions, displaying bright, colorful streaks long before midnight. 

Doctors are seeing a once-rare vomiting syndrome almost daily. Learn how skyrocketing THC levels may be a key reason why.

An unusual vaccine program in Wales seems to confirm previous suspicions that shingles vaccination protects against dementia.

Check out a record-breaking tracksite in Bolivia that can tell us if dinosaurs walked, ran, or swam and where they traveled.