Long thought to be an assortment of mysterious holes near Stonehenge, researchers have now used new technologies to better understand the culture that dug a circle of ditches around the monument in southern England.

Authorities say bird flu poses a low risk to people right now, but in animals — both wild and domestic — it's causing global devastation. If left uncontrolled, it could also mutate into something far worse for humans.

German researchers have discovered an antibody that is extremely effective against HIV, at least in the laboratory. Could it be a new weapon against AIDS?

The launch pad at the Baikonur Cosmodrome in Kazakhstan was damaged after the Soyuz MS-28 mission lifted off.

Modern sex culture promised liberation and autonomy for women. Research and real-life experiences are exploring the unexpected cost of hooking up.

Reports now indicate chemical poisoning is behind the deaths of four family members on holiday in Istanbul. It's not the first time chemical fumigants have led to accidental deaths.

A collision between Earth and a massive Mars-sized protoplanet likely caused the formation of our moon. Now scientists from the Max Planck Institute suggest that doomed planet was likely a rowdy neighbor.

The US space agency called the interstellar object a "friendly solar system visitor," but said it was not alien.

Celebrity endorsements by Elon Musk and Serena Williams have pushed weight loss medication into the mainstream. Demand is so great it's fueling trade in often dangerous counterfeit products.

For the first time ever, researchers have mapped the entirety of the vast Roman road network highlighting its immense influence on European relations and history.