A new study reveals all five fundamental nucleobases – the molecular “letters” of life – have been detected in samples from ...

NASA is preparing to brief the public on the results of the Artemis II Flight Readiness Review at 3 p.m. EDT on March 12, ...

In a series of experiments at Johns Hopkins University, Lily Zhao fired tiny samples of a microorganism with a room-sized gas ...

The oldest stars in the Milky Way are forcing a fresh look at one of cosmology’s biggest arguments. If some of them are about 13.

Space stocks ran in 2025, but the sector has hit resistance in 2026 as speculation around a potential SpaceX IPO pulls liquidity toward a "wait-and-see" posture. That repositioning has coincided with ...

Probability theory describes the likelihood of different outcomes or distinct results from chance processes (sometimes referred to as experiments.) The set of all the possible outcomes of an ...

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts to collect Perseverance rover samples that could contain evidence of alien ...

Abstract: In object detection, particularly within remote sensing images, the quality of selected samples is crucial for the accuracy and robustness of detection models. However, current sampling ...

Researchers discovered sugars essential for biology, including glucose, in the asteroid material for the first time. A strange, pliable substance nicknamed "space gum" was also found, which could have ...

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.

Despite an abundance of data suggesting interstellar object 3I/ATLAS — the third object ever detected ripping through our solar system — is simply a comet, Harvard astronomer Avi Loeb still hasn’t ...

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 ...