All Stories
- Materials Science
Batteries become safe to swallow with spongy covering
Quantum-inspired coating switches from a conductor to an insulator to prevent injury from swallowed batteries.
By Beth Mole - Astronomy
Infant worlds carve gaps in planet-forming disk
A new image shows planets sweeping up gas and dust in a disk encircling the infant star HL Tau.
- Materials Science
‘Impermeable’ graphene yields to protons
Graphene sheets, impermeable to all atoms and molecules, can be penetrated by protons, new study shows.
By Andrew Grant - Tech
‘Micro-scallop’ takes a stroke toward swimming in blood
A tiny device that looks like a scallop flaps its way through viscous fluids, something that has been a challenge in the past.
- Astronomy
Nearly starless galaxies found in nearby cluster
Astronomers have found 47 galaxies with relatively few stars, something not predicted by any galaxy formation theories.
- Paleontology
Ancient sea creature took to land and sea
A primitive relative of the ichthyosaur had strong bones and big flippers.
By Meghan Rosen - Health & Medicine
Snakebite test correctly IDs attackers in Nepal
A new test that swabs for traces of snake DNA around bite marks can identify the guilty serpent and may improve treatments.
By Nathan Seppa - Genetics
Genes influence Ebola’s impact
A study in a diverse strain of mice shows how the effect of an Ebola infection can depend on genes.
By Meghan Rosen - Animals
‘Animal Weapons’ examines evolution of natural armor
Biological arms races have led to the evolution of horns, tusks and other extreme armament in the natural world.
- Life
Ebola virus edits its own genetic material
Both the Ebola and Marburg viruses edit their genetic material when infecting cells. The viruses may make proteins currently unknown to scientists.
- Animals
Hermit thrushes, humans share some musical basics
The melodious birds share a humanlike bias for notes mathematically related by simple integers.
- Health & Medicine
Mushroom extract might eradicate HPV infection
In a small trial, a nutritional supplement derived from shiitake mushrooms wiped out dormant human papillomavirus infections.
By Nathan Seppa