Discovery of the earliest drawing
The oldest known abstract drawing has been found in South Africa's Blombos Cave -- on the face of a flake of siliceous rock retrieved...
We may hear others’ footsteps, but how do we ignore our own?
A team of scientists has uncovered the neural processes mice use to ignore their own footsteps, a discovery that offers new insights into how...
Turtle species in serious decline: Broad ecological impacts
About 61 percent of the world's 356 turtle species are threatened or already extinct, and the decline could have ecological consequences, according to a...
Biophysics: Pile-ups in protein transport
Motor proteins in cells can move along protein filaments in ways that interfere with each other's progress. A new model shows how this can...
New high-capacity sodium-ion could replace lithium in rechargeable batteries
Scientists are paving the way to swap the lithium in lithium-ion batteries with sodium, according to newly published research.
Ancient bird bones redate human activity in Madagascar by 6,000 years
Analysis of bones, from what was once the world's largest bird, has revealed that humans arrived on the tropical island of Madagascar more than...
Toward an ‘ultra-personalized’ therapy for melanoma
With new immunotherapy treatments for melanoma, recovery rates have risen dramatically, in some cases to around 50 percent. But they could be much higher:...
Wild animals were routinely captured and traded in ancient Mesoamerica
New evidence from the Maya city of Copan, in Honduras, reveals that ancient Mesoamericans routinely captured and traded wild animals for symbolic and ritual...
Blood and brain fluid change first in Huntington’s disease
A simple blood test can detect the earliest changes caused by Huntington's disease, even before scans can pick up any signs in the brain,...
Researchers optically trap, move and analyze living cells with laser/microscope combo
A new instrument lets researchers use multiple laser beams and a microscope to trap and move cells and then analyze them in real-time with...
