“One of the basic axioms of the rational theory of decision under uncertainty is Savage’s (1954) sure-thing principle (STP). It states that if prospect x is preferred to y knowing that Event A ...

Researchers at Aarhus University have demonstrated that peptides – key precursors to proteins and life – can form ...

The Bennu asteroid, a space rock not too far from Earth that is rich in carbon, continues to be a trove of information for scientists keen to learn about how life may have begun in our solar system.

On day one of this administration, the president included his ambitions for Mars in his inaugural address, and again several weeks later to a joint session of Congress: “We are going to conquer the ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights I was preparing for my early morning class back in ...

I have been studying planetary defense, particularly being part of past, ongoing, and future small body missions. I was part of the NASA/DART mission. I am currently part of the NASA/Lucy mission and ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. On December 5, 2020, a small capsule jettisoned from Japan’s ...

An asteroid that measures up to 300 feet across could smack into Earth in 2032, and while NASA says the chances of a collision are “extremely low,” the probability has been increasing since the space ...

With the 2024 YR4 asteroid scheduled to near Earth by 2032, several methods of averting a collision have already been proposed. The asteroid, being monitored by multiple space agencies across the ...

This photomontage shows tubes containing samples from Mars, as collected by NASA’s Perseverance Mars rover. The agency’s Mars Sample Return Program plans to bring these samples back to study them in ...