News
- Humans
Lauren Schroeder looks beyond natural selection to rethink human evolution
Paleoanthropologists studying the fossil record have long focused on natural selection, but other processes play a big role too.
- Ecosystems
This seagrass is taking over the Chesapeake Bay. That’s good and bad news
Higher water temperatures are wiping out eelgrass in the Chesapeake Bay and weedy widgeongrass is expanding. Here’s why that seagrass change matters.
- Paleontology
This ancient, Lovecraftian apex predator chased and pierced soft prey
Half a billion years ago, Anomalocaris canadensis probably used its bizarre headgear to reach out and snag soft prey with its spiky clutches.
- Chemistry
Tear-resistant rubbery materials could pave the way for tougher tires
Adding easy-to-break molecular connectors surprisingly makes materials harder to tear and could one day reduce microplastic pollution from car tires.
- Physics
Electrons are extremely round, a new measurement confirms
The near-perfect roundness deepens the mystery behind how the universe came to be filled with matter as opposed to antimatter.
- Life
Rats sense the wind with antennae-like whiskers above their eyes
Long, thin whiskers above rats’ eyes appear to sense faint air movement, which may be helpful for detecting moving threats in dark, narrow corridors.
- Science & Society
California’s long-standing affirmative action ban hints at what’s to come
Alternative race-neutral polices to affirmative action have fallen short in encouraging diversity in California schools, research shows.
- Animals
These researchers are reimagining animal behavior through a feminist lens
Ambika Kamath and Melina Packer are working to overturn biased, outdated views in biology.
- Life
A 407-million-year-old plant’s leaves skipped the usual Fibonacci spirals
Most land plants living today have spiral patterns involving the famous Fibonacci sequence of numbers. But an extinct, ancient plant did not.
- Life
In Australia, mosquitoes and possums may spread a flesh-eating disease
Field surveys show that genetically identical bacteria responsible for a skin disease called Buruli ulcer appear in mosquitos, possums and people.
- Environment
Dust from a shrinking Great Salt Lake may be accelerating Utah’s snowmelt
About a quarter of the record-breaking, snow-melting dust on the Wasatch Mountains in 2022 may have come from exposed lakebed at Great Salt Lake.
- Archaeology
How Asia’s first nomadic empire broke the rules of imperial expansion
New studies reveal clues to how mobile rulers assembled a multiethnic empire of herders known as the Xiongnu more than 2,000 years ago.
