Recent articles
April 2, 2026
Male octopuses guided through mating by female hormones
A receptor that's used to find prey is also activated by progesterone.
arstechnica.com
March 28, 2026
Explanation for why we don't see two-foot-long dragonflies anymore fails
Breathing capacity could have compensated for lower atmospheric oxygen.
arstechnica.com
March 20, 2026
Perseverance’s radar revealed ancient subsurface river delta on Mars
There may be a river delta hidden under the obvious delta in a Martian crater.
arstechnica.com
March 13, 2026
Magnetars drag spacetime to power superluminous supernovae
Frame-dragging may explain an odd pattern seen in the brightest supernovae.
arstechnica.com
March 8, 2026
Tiny, long-armed dinosaur leads to rethink of dinosaur miniaturization
Small size seems to have come before a change in diet for a tiny dinosaur lineage.
arstechnica.com
March 7, 2026
A unicorn-like Spinosaurus found in the Sahara
A unique head spike and fish-eating jaws help make sense of these dinosaurs.
arstechnica.com
March 6, 2026
Asteroid defense mission shifted the orbit of more than its target
The binary asteroid's orbit around the Sun was affected by the impact.
arstechnica.com
February 16, 2026
A fluid can store solar energy and then release it as heat months later
Sunlight can cause a molecule to change structure, and then release heat later.
arstechnica.com
February 6, 2026
COVID-19 cleared the skies but also supercharged methane emissions
Less pollution meant lower amounts of a methane-destroying chemical.
arstechnica.com
January 29, 2026
Custom machine kept man alive without lungs for 48 hours
Infections had turned his lungs to soup and had to be cleared before transplant.
arstechnica.com
January 29, 2026
Early Universe's supermassive black holes grew in cocoons like butterflies
During cocoon phase, young, supermassive black holes are surrounded by high-density gas.
arstechnica.com
January 28, 2026
The origin story of syphilis goes back far longer than we thought
A 5,500-year-old fossil from Colombia has scientists rethinking syphilis origins.
arstechnica.com
January 20, 2026
Macaque facial gestures are more than just a reflex, study finds
Study is first to implant micro-electrode arrays to record neurons as they produce facial gestures.
arstechnica.com