- Frozen squirrel poop hints at sights and smells of Ice Age ecosystems
DNA preserved in ancient scat reveals what Yukon ground squirrels ate and what animals shared their world.
- These birds clack their wing bones together to woo mates at night
During courtship, male scissor-tailed nightjars crack their wings together to make a sharp snapping sound. It's the result of colliding arm bones.
- Some pterosaurs may have boasted bold iridescence
A new analysis of a 120-million-year-old fossil suggests at least one pterosaur species shimmered in iridescent greens and magentas.
- A drug may help people on GLP-1 meds preserve muscle
In a clinical trial, an experimental antibody reduced lean-mass loss in people on a GLP-1 drug. Whether that improves health is unclear.
- AI cracked an Erdős math problem. Now experts want guardrails
The result is correct but challenges core norms of mathematics: checking proofs, crediting ideas and keeping research open to everyone.
- NASA declares MAVEN, its Mars atmosphere orbiter, dead
Over more than a decade at Mars, the orbiter revealed how the solar wind strips away the planet’s atmosphere — and why the world lost its water.
- Honeybees and shrimp are now getting vaccinated
A shrimp vaccine for commercial use could protect the environment and prove vaccines aren’t just for vertebrates.
- This tiny, blue octopus is new to science
The deep-sea octopus is fully mature despite fitting in a palm, a trait researchers think may help it reproduce faster than larger relatives.
- Remote workers feel isolated. Back-to-office mandates are not a fix
Making social connection part of job design, whether people work remotely, hybrid or in-person, is key to supporting employees‘ well-being.
- Bumblebees can solve problems on their own
With no training, bumblebees can work out how to use a ball like a ladder to feed on sugar from an out-of-reach flower.