Новости за 25.09.2020

Latest assessment identifies risks to workers and the environment

A waterborne virus adapted to warmer conditions proved harder to kill in the lab

Basic research should be valued for its own sake

Extreme events can skew evolution in a way that helps drives small, vulnerable populations to extinction, and global warming is making such events more common

New device uses a ruthenium dye to absorb beta radiation

Remarkable insights into the life and work of the world’s first astrochemist

Deals between companies and rich governments offset manufacturing risks, but must not compromise supplies to those in need

International accords including Covax aiming to ensure equitable distribution to poorer countries

China’s lunar lander finds radiation dose is 200 times that at Earth’s surface

Butterfly effect

These wings from a Morpho butterfly are normally bright blue thanks to structural color. Because the nanosized spacing between the wings’ scales (micrograph) matches blue light’s wavelength (between 400 and 500 nm), when white light hits the wings, this iridescent blue is amplified while other colors are tamped down. However, when YouTuber Tommy Technetium gets the wings wet and the liquid fills those small gaps between the scales, the liquid warps the light’s wavelengths... Читать дальше...

Chemoselective addition of lithium phosphides to aldehydes and epoxides

Warfare agents contaminate sediments and fish near disposal sites