Published on Feb 10, 2019
The new technique is the first of its kind that’s safe to use around humans. |SOURCE| Lasers can send sounds straight to a listener’s ear, like whispering a secret from afar. Using a laser tuned to interact with water vapor in the air, scientists created sounds in a localized spot that were loud enough to be picked up by human hearing if aimed [...] Read more
Published on Feb 10, 2019
Neanderthals and Denisovans both called Denisova Cave home — and Homo sapiens might have, too. |SOURCE| Neanderthals and Denisovans might have lived side by side for tens of thousands of years, scientists report in two papers in Nature. The long-awaited studies are based on the analysis of bones, artefacts and sediments from Denisova Cave in [...] Read more
Published on Jan 13, 2019
Theories of a pre-RNA world suggest that glycolonitrile (HOCH2CN) is a key species in the process of ribonucleotide assembly, which is considered as a molecular precursor of nucleic acids. |SOURCE| In this Letter, we report the first detection of this pre-biotic molecule in the interstellar medium (ISM) by using ALMA data obtained at frequencies [...] Read more
Published on Jan 13, 2019
How and when the ability to form and store memories arises are topics of great interest to neuroscientists. Now Yale researchers have identified three distinct stages in brain development that occur before episodic memories can form. |SOURCE| Yale scientists measured brain activity in the hippocampus of newborn rats and found at the beginning of [...] Read more