WHO warns of COVID medical waste threat

The World Health Organization warned Tuesday that the vast amount of waste produced in tackling the COVID-19 pandemic posed a threat to human and environmental health.

Hot stuff: Lab hits milestone on long road to fusion power

With 192 lasers and temperatures more than three times hotter than the center of the sun, scientists hit—at least for a fraction of a second—a key milestone on the long road toward nearly pollution-free fusion energy.

Camels' noses inspire a new humidity sensor

Camels have a renowned ability to survive on little water. They are also adept at finding something to drink in the vast desert, using noses that are exquisite moisture detectors. In a new study in ACS Nano, researchers describe ...

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