All Stories
- Genetics
Selfish genes hide for decades in plain sight of worm geneticists
Crossing wild Hawaiian C. elegans with the familiar lab strain reveals genes that benefit themselves by making mother worms poison offspring who haven’t inherited the right stuff.
- Planetary Science
Watery exoplanet’s skies suggest unexpected origin story
Compared with Neptune, HAT-P-26b’s atmosphere has few heavy elements, suggesting it formed differently than the ice giants in Earth’s solar system.
- Paleontology
Ancient whale tells tale of when baleen whales had teeth
A 36 million-year-old whale fossil bridges the gap between ancient toothy predators and modern filter-feeding baleen whales.
- Tech
New pelvic exoskeleton stops people from taking tumbles
A new exoskeleton helps people prone to falling stay on their feet.
- Animals
Why create a model of mammal defecation? Because everyone poops
Mammals that defecate in the same fashion as humans all excrete waste within the same time frame, no matter their size, a new study finds.
- Health & Medicine
Breast cancer cells spread in an already-armed mob
Source tumors may already contain the mutations that drive aggressive cancer spread.
- Health & Medicine
‘Exercise pill’ turns couch potato mice into marathoners
An experimental "exercise in a pill" increases running endurance in mice before they step foot on a treadmill.
- Health & Medicine
New rules for cellular entry may aid antibiotic development
A new study lays out several rules to successfully enter gram-negative bacteria, which could lead to the development of sorely needed antibiotics.
- Earth
Ice particles shaped like lollipops fall from clouds
Small ice particles called ice-lollies, because of their lollipop-like appearance, can form in clouds.
- Paleontology
‘Baby Louie’ dinosaur identified as a new species
A fossil embryo known as Baby Louie has been identified as a new species of dinosaur called Beibeilong sinensis.
- Animals
Seabirds use preening to decide how to divvy up parenting duties
Seabirds in poor condition may communicate this information to their partner by delaying or withholding preening.
- Anthropology
Homo naledi may have lived at around same time as early humans
South African species Homo naledi is much younger than previously thought.
