Simple instrument could find Martian DNA if it exists
Graphic showing the functionality of the ALF. Credit: NASA / ALFA / Steven Benner Mars still holds the promise of...
Astro
Observations investigate ultraluminous X-ray sources in the galaxy NGC 5813
GALEX FUV observation of NGC 5813 with ULXs showcased as blue circles. Credit: arXiv (2025). DOI: 10.48550/arxiv.2508.05261 Using NASA's Chandra...
Astronomers discover new type of supernova triggered by black hole-star interaction
A study led by the Center for Astrophysics | Harvard & Smithsonian (CfA) has captured the explosive interaction between a...
Speculations about extraterrestrial life peak in news articles—and in scientist quotes
Artistic illustration of TOI 700 d, an Earth-size exoplanet in the so-called habitable zone of its parent star. Exoplanet research...
No Earth-like atmosphere found on exoplanet TRAPPIST-1 d
This artist's concept depicts planet TRAPPIST-1 d passing in front of its turbulent star, with other members of the closely...
NASA Roman core survey will trace cosmic expansion over time
Supernova SN 2018gv before and after. Credit: NASA For thousands of years, humanity viewed the skies as unchanging, except for...
Signs of recent life on Mars could be detected using new simple test
Curiosity rover on Mars. Credit: NASA A Ph.D. student and his supervisor have developed a simple way to test for...
Scientists use Earth’s shadow to hunt for alien probes
333 seconds-exposure containing 19 or more streaks due to Starlink satellites. Credit: CTIO/NOIRLab/NSF/AURA/DECam DELVE Survey For decades, astronomers have searched...
Halley-type comet’s water holds clues to life on Earth
Origins of Earth’s water. Terrestrial H2O is thought to have been delivered several billion years ago, by a combination of...
A new map of the stellar life cycle
Northeastern University researchers have shown that our visible universe and invisible dark matter likely co-evolved from the time of the...