Knowing up and down seems key for sperm to reach an egg.

From Calle’s habitat, known as MDRS, the cotton candy sky against the red rocks of the Western United States “felt like Mars, ...

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in ...

A 'space potato' grown aboard the ISS went viral for its alien look, but NASA astronaut Don Pettit says it highlights future ...

But his brain stubbornly remains at the anatomic age of 42. “The brain is really hard to rejuvenate,” he lamented on ...

The science-fiction film Project Hail Mary sees Ryan Gosling go to space in a state of suspended animation. But does the ...

Dive into 25 strange scientific theories genius scientists once believed. Uncover the bizarre ideas of history's greatest ...

Two research teams at the University of Colorado Boulder are working on separate projects that could protect astronauts in ...

The following is an extract from our Lost in Space-Time newsletter. Each month, we dive into fascinating ideas from around the universe. You can sign up for Lost in Space-Time here. Modern physics ...

A skull dropped off at the Goodwill Donation Center in Chelsea is believed to be a human skull, according to medical examiners and police. On Jan. 26, police responded to a call from Goodwill about a ...

Many researchers are surprised and relieved over an unusual step taken by the US National Institutes of Health (NIH): the agency is rolling back the red tape on a host of basic-science experiments ...

Eddy Keming Chen is an associate professor of philosophy at the University of California, San Diego, San Diego, California, USA. Mikhail Belkin is a professor of artificial intelligence, data science, ...