North Korea claims to have tested a hydrogen bomb, a weapon more powerful than the atomic bombs that devastated the Japanese cities of Nagasaki and Hiroshima during World War II. Here's how they differ.
The remains of the fortress were uncovered on a site that will house an apartment high-rise. The builder will integrate the ancient site into the basement of the new structure for residents and visitors.
Sharks may use their keen sense of smell to navigate the vast ocean, a new study finds.
Leopard sharks may use smell to help them navigate the ocean, a new study finds.
The simple act of taking your temperature is getting a new high-tech twist.
From just a few months old, baby sand tiger sharks make their way up the Atlantic coast to a playpen of sorts in Long Island's Great South Bay, which provides the pip-squeaks with food and protection from predators.
Scientists have discovered a shark nursery off New York where baby sand tiger sharks migrate in order to eat and grow. See photos of the little sharks, ranging in age from several months to 5 years.
Scientists have devised a way to get quantum information from a black hole, but the amount of information they can get is limited.
One of da Vinci's famous bridge sketches is getting a chilly reinvention as a massive ice bridge being built in Finland.
Acupuncture is generally safe, but it can cause serious infections, a new case report demonstrates.
Three extremely rare fossil specimens of an extinct squidlike animal provide new evidence of the creature's body structure, and suggest that it may have been a swift swimmer.
Viruses are microscopic parasites that lack the capacity to thrive and reproduce outside of a host body.
A new study of twins holds clues about how much of people's cancer risk is genetic, and how much comes from the environment.
Obama recently shed a few tears when describing a spate of gun massacres in the country, but just how common is it for men to cry?
Drones, 3D printing and virtual reality tech are all having coming-of-age moments at this year's Consumer Electronics Show (CES).