News
- Animals
Female burying beetle uses chemical cue to douse love life
While raising their young, burying beetle mothers produce a chemical compound that limits their male partner’s desire to mate.
- Earth
CO2 shakes up theory of how geysers spout
Carbon dioxide helps fuel eruptions of Spouter Geyser, and perhaps other features, in Yellowstone National Park, new research suggests.
- Planetary Science
Comets carried noble gases to Earth
Asteroids might have delivered water to Earth, but comets could be responsible for noble gases and amino acids, a new study suggests.
- Math
Mathematicians find a peculiar pattern in primes
Consecutive prime numbers don’t behave as randomly as mathematicians assumed.
- Humans
Pacific islanders got a double whammy of Stone Age DNA
Neandertal and Denisovan genes influence the health of present-day Melanesians.
By Bruce Bower - Neuroscience
Lost memories retrieved for mice with signs of Alzheimer’s
Using light, scientists coaxed a forgotten memory from the brains of mice with Alzheimer’s-like symptoms.
- Materials Science
Playing with building blocks for metamaterial design
Legos show promise as a low-cost method to assist scientists in developing novel metamaterials.
- Ecosystems
Australian fairy circles first to be found outside Africa
Strange patterns of grassland bald spots called fairy circles show up in Western Australia.
By Susan Milius - Planetary Science
Wandering Jupiter could have swept inner solar system clean
If Jupiter formed close to the sun and then wandered out, that might explain why there are no planets interior to Mercury’s orbit.
- Paleontology
New tyrannosaur bridges gap from medium to monstrous
Horse-sized Timurlengia euotica had a brain and ears like its bigger relative Tyrannosaurus rex, which lived millions of years later.
By Beth Geiger - Anthropology
Ancient DNA reveals who is in Spain’s ‘pit of bones’ cave
Ancient DNA shows Neandertals lived in northern Spain 430,000 years ago; the early date raises new questions about Neandertals’ origins.
By Bruce Bower - Climate
Antarctic history suggests ice sheet ‘danger’ threshold
Carbon dioxide levels during the Antarctic ice sheet’s formation 34 million years ago suggest that Earth could soon enter “danger zone” for ice sheet’s demise.