Astronomers have used the ages of more than 155,000 stars in the Milky Way to independently estimate the age of the universe, ...

The faces and stories of these and other residents of an ancient Roman city in modern Hungary have been brought to life in ...

When extreme drought strikes, drier grasslands receive the greatest productivity benefit from biodiversity. By contrast, ...

Heavy smoke from several large wildfires blazing in Canada and Minnesota is expected to engulf large swaths of the Midwest ...

In what's been hailed as a "massive breakthrough," a chlamydia vaccine implant has been administered to a wild koala for the ...

Every day, billions of people travel from their homes to work, schools, health care facilities, restaurants, public venues and other destinations. The complex patterns that shape how people move ...

A team of astronomers has discovered a third planet orbiting the star Beta Pictoris. The new planet, Beta Pictoris d, is 100 times fainter than Beta Pictoris b—the first planet discovered in the same ...

The mystery of why some amphibian populations recover following outbreaks of a deadly fungus has been solved in a new study ...

Methane (CH4) is a potent greenhouse gas whose concentration in the atmosphere has risen sharply in recent decades. Wetlands ...

A cave in the interior of Paraná state in Brazil contains a "climate archive" that enabled Brazilian researchers to reconstruct the history of extreme rainfall in Brazil's South Region over the past 7 ...

Elephants can communicate with other elephants across distances of up to five kilometers (3 miles) by producing sounds that ...

Mathematics has always been at the core of securing information. From online banking to government communications, modern ...