Life
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Tiny amoebas move faster when carrying cargo than without
A new study of the carrying capacity of single-celled amoebas may help scientists develop mini “trucks” to precisely target disease in the human body.
- Environment
Electrical bacteria may help clean oil spills and curb methane emissions
Cable bacteria are living electrical wires that may become a tool to reduce methane emissions and clean oil spills.
- Life
Like bees of the sea, crustaceans ‘pollinate’ seaweed
Crustaceans shuttle around red algae’s sex cells, helping the seaweed reproduce in a manner remarkably similar to flower pollination.
- Animals
‘Murder hornets’ have a new common name: Northern giant hornet
Anti-Asian hate crimes helped push U.S. entomologists to give a colorful insect initially dubbed the Asian giant hornet a less inflammatory name.
- Anthropology
Famine and disease may have driven ancient Europeans’ lactose tolerance
Dealing with food shortages and infections over thousands of years, not widespread milk consumption, may be how an ability to digest dairy evolved.
- Life
Moths pollinate clover flowers at night, after bees have gone home
Camera footage reveals that moths make roughly a third of the visits to red clover, highlighting the overlooked role of nighttime pollinators.
- Humans
Ancient DNA links an East Asian Homo sapiens woman to early Americans
Genetic clues point to a Late Stone Age trek from southwestern China to North America.
- Neuroscience
Herminia Pasantes discovered how taurine helps brain cells regulate their size
Mexican scientist Herminia Pasantes spent decades studying how nerve cells regulate their size and why it’s so vital.
- Paleontology
50 years ago, the dinosaurs’ demise was still a mystery
In 1972, scientists blamed dinosaur biology for the reptiles’ demise. Years later, researchers ID’d the real killer: an apocalyptic asteroid.
- Paleontology
Mammal ancestors’ shrinking inner ears may reveal when warm-bloodedness arose
An abrupt shift in inner ear shape of mammal ancestors 233 million years ago, during a time of climate swings, points to evolution of warm-bloodedness.
- Animals
These huntsman spiders do something weird: live together as a big, happy family
Five unusual species of spider moms let youngsters live at home way past the cute waddling baby phase.
- Life
The top side of an elephant’s trunk stretches more than the bottom
New research on elephant trunks could inspire different artificial skins for soft robots.
