Category: Science

The HER Salt Lake Contraceptive Initiative’s approach, which centered the user and made refills easy, meant all types of methods worked well.

Two studies of Neandertal remains suggest their newborns were about the same size as those of modern humans but developed faster through infancy.

For decades, cities have been designed around “gray infrastructure.” Roads move people. Bridges connect communities. Water systems protect public health. These systems are governed by

Around 100,000 years ago, an early Homo sapiens man was probably stabbed in the face with a sharp stone tool and later buried in a

June global sea surface temperatures have climbed to record highs, prompting concerns over extreme weather, flooding, sea level rise and stress to global ocean ecosystems.

This image from NASA’s Hubble Space Telescope shows Messier 3, a densely packed cluster of stars whose origins may be a merger between globular clusters

In 1993, a team led by the planetary scientist Carl Sagan tentatively concluded that there is life on Earth. Not much of a deduction, you

Marine cloud brightening could cool part of the Pacific and weaken extreme El Niños, simulations suggest. But the approach could have risks.

There’s never been a good method to check for violations of the Outer Space Treaty’s prohibition of nuclear weapons in space.

The brain’s memory center may come “prewired,” rather than being built from scratch after birth, a new study in mice finds. The research, published in

A secretive Chinese spacecraft has captured the first-ever close-up photo of one of Earth’s temporary “quasi-moons” after arriving there for a potential first-of-its-kind landing. The

QUICK FACTS Where is it? Great Bahama Bank, Bahamas [23.547188707, -76.46352937] What’s in the photo? Submerged sandbanks and seagrass beds in shallow water Which satellite

The patient: A woman in her early 50s in Canada The symptoms: The woman started occasionally hearing her name being called when she was alone

Scientists have found evidence that gravitational waves from a spectacular black hole collision carry signals from the very edge of the newly formed black hole.