The Curiosity rover took this selfie on June 15, 2018, while in Gale Crater on Mars, which corresponds to the 2,082nd Martian day, or sol, of its mission. (Credit: NASA/JPL-Caltech/MSSS) The longest molecules ever discovered on Mars have been found…
This week’s science news contains hints of life on a distant planet, and information about a ‘useless’ female organ that isn’t. (Image credit: Apperson, K.D. et al., 2017; A. Smith, N. Madhusudhan (University of Cambridge)) Jump to: This week’s science…
The rate of expansion of the universe appears to vary depending on the objects used to measure it. A new model could resolve this discrepancy by suggesting that the universe rotates very, very slowly. (Image credit: Digital Art via Getty…
An illustration of a nova exploding after a white dwarf has sucked too much material from its more massive stellar partner. (Image credit: Gemini International Observatory Garlick, M. Zamani) Breakthrough observations of a repeating explosion in space, the repeating nova…
The triple conjunction of two planets and a crescent moon resembles a smiling face in the sky. (Image credit: Jackyenjoyphotography via Getty Images) NASA astronomers predict that if you look up at the sky early on April 25, you might…
An artist’s impression of the halos of ionized gas surrounding the Milky Way (center). These gas halos may contain significantly more of the universe’s normal matter than previously thought. (Image credit: NASA; NASA/CXC/Ohio State/A Gupta et al) The Universe’s missing…
An artist’s illustration of Gale Crater on Mars beginning to receive morning light. (Image Credit: Universal History Archive/Universal Images Group via Getty Images) NASA’s Curiosity rover has found some of the most compelling evidence yet that Mars may have harbored…
A new paper suggests that the mysterious 100-year solar cycle known as the Gleissberg Centennial Cycle may have just “flipped over.” (Image credit: NASA/SDO/AIA/LMSAL) A new study suggests that the unexpected increase in solar activity during the current solar maximum…
Astronomers have identified the most promising signs of a potential biosignature yet on exoplanet K2-18b, which orbits its star in the so-called habitable zone. (Image credit: A. Smith, N. Madhusudhan (University of Cambridge)) Chemical signatures of life have been detected…
(Image credit: NASA/CSA/ESA, PANORAMIC team, M. Xiao (University of Geneva), CC Williams (NOIRLab), PA Oesch (University of Geneva), G. Brammer (Niels Bohr Institute)) When astronomers used the James Webb Space Telescope (JWST) to probe the depths of the early universe,…
The northern lights have been seen at high altitudes in North America and Europe, including Iceland, where this photo was taken in 2020. (Photo by Juan Maria Coy Vergara via Getty Images) A rare double solar eruption created a spectacular…
Illustration of an object causing a burst of energy near a supermassive black hole (Image credit: ESA) In December 2019, an ordinary galaxy located 300 million light-years away in the constellation Virgo suddenly “woke up.” After decades of dormancy, the…