17/11/2021

EXPLAINER: Why India has repeated air pollution problems

New Delhi struggles with pollution year-round, but the problem becomes acute during fall and winter months. On Wednesday, the concentration of tiny pollution particles was nearly 30 times above the level deemed safe over ...

Twin of NASA's Perseverance Mars rover begins terrain tests

On a recent day in November, the car-size rover rolled slowly forward, then stopped, perched on the threshold of a Martian landscape. But this rover, named OPTIMISM, wasn't on the Red Planet. And the landscape was a boulder-strewn ...

DIY radiative cooler developed to serve as a research standard

The term "greenhouse effect" became part of public lexicon decades ago, thanks to the ongoing discourse on climate change. A natural phenomenon, the greenhouse effect describes how heat from the sun, in the form of radiation, ...

New knowledge towards increasing carbon dioxide uptake in plants

Imagine being able to grow plants that could absorb even more CO2 from Earth's atmosphere and thereby help solve the world's climate problems. Humans have selected, bred and optimized plants to increase food production and ...

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