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Plants & Animals Oct 21, 2026

Why the humble rabbit might be Australia's worst introduced species

The 19th-century pastoralist Thomas Austin was homesick. He yearned for the pastimes of his home in England—especially rabbit hunting. He asked his family to send him some rabbits.

Plants & Animals Oct 21, 2026

Not all rattlesnakes are alike: Research suggests personality influences how rattlesnakes use their venom

Imagine encountering a rattlesnake in your backyard or while on a hike. It will most likely "freeze" to avoid attracting attention, but if it feels especially threatened, it may rattle and even strike, delivering a painful ...

Earth Sciences Oct 21, 2026

How a massive ice shelf buttressed the last ice age's glaciers—and what it could mean for Antarctica today

About 20,000 years ago, an enormous, floating ice shelf more than a mile (1.6 kilometers) thick helped lock in three of the largest ice sheets in northern Canada and Greenland. When that ice shelf disappeared, it helped unlock ...

Plants & Animals Oct 21, 2026

Hearing laughter may cause orangutans to value rewards more

A new study from Indiana University shows that being in a positive mood leads orangutans to value what they learned more strongly. The study comes from the lab of Erica Cartmill, professor of animal behavior, anthropology ...

Earth Sciences Oct 21, 2026

Reconstructing 16,000 years of summer temperature change in the Western Balkans

Researchers at Eötvös Loránd University (ELTE) have reconstructed approximately 16,000 years of summer temperature changes from sediments collected at Lake Prokoško in Bosnia and Herzegovina. The findings show how the Western ...

Evolution Oct 21, 2026

How humans domesticated the bacterium behind Botox treatments

Clostridium botulinum bacteria produce a potent neurotoxin called botulinum toxin, which causes the serious illness botulism. The toxin attacks the nervous system, leaving the body unable to control its muscles and making ...

Evolution Oct 21, 2026

Ancient fish bones reveal how Arctic cod species survived the last ice age

The glacial Arctic Ocean was not a barren ice desert but a breeding ground for the evolution of cold adaptation in marine fish. This is the main conclusion of a new scientific publication from Stockholm University that examines ...

Optics & Photonics Oct 21, 2026

X-ray free-electron laser sets new record for shortest high-energy pulses

Researchers at the Linac Coherent Light Source (LCLS) at the U.S. Department of Energy's SLAC National Accelerator Laboratory have measured the shortest high-energy X-ray pulses ever recorded at an X-ray free-electron laser ...

Planetary Sciences Oct 21, 2026

NASA's CASALS instrument bridges gaps in 3D maps of Earth's surface

A team of researchers at NASA's Goddard Space Flight Center (GSFC) has developed a new instrument designed to eliminate blind spots between lines of lidar data on Earth's surface. Built with support from NASA's Earth Science ...

Cell & Microbiology Oct 21, 2026

Scientists discover migration-mediated mechanism enabling bacteria-virus coexistence

Bacteria and the viruses that infect them—known as phages—coexist in soils, oceans and living organisms. Scientists have long thought this coexistence reflects a microscopic version of an evolutionary arms race: As parasites ...

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