NASA's orbiting Carbon Observatory-3 gets first data

NASA's Orbiting Carbon Observatory-3 (OCO-3), the agency's newest carbon dioxide-measuring mission to launch into space, has seen the light. From its perch on the International Space Station, OCO-3 captured its first glimpses ...

What delayed Earth's oxygenation?

Powering a massive biosphere on Earth, photosynthesis is the light-mediated reaction that converts carbon dioxide and water to carbohydrates and oxygen. About 2.3 billion years ago, this reaction led to a dramatic oxygenation ...

Alternating currents cause Jupiter's aurora

An international team of researchers has succeeded in measuring the current system responsible for Jupiter's aurora. Using data transmitted to Earth by NASA's Juno spacecraft, they showed that the direct currents were much ...

Dramatic warming projected in world's major cities by 2050

By the year 2050, London's climate will resemble Madrid's today; Paris will be more like Canberra; Stockholm like Budapest and Moscow like Sofia, according to a new analysis published Wednesday that relied on optimistic projections.

Mattresses could emit higher levels of VOCs during sleep

Hundreds of household items, including furniture, paint and electronics, emit volatile organic compounds (VOCs), which at high levels can pose health risks. Now, researchers reporting in ACS' Environmental Science & Technology ...

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