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Environment

Route-planning AI cut climate-warming contrails on over 100 flights

A weather-forecasting AI was used to recommend routes for American Airlines flights between the US and Europe to reduce the formation of contrails, which contribute to global warming

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Environment

Did a cloud-seeding start-up really increase snowfall in part of Utah?

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Aurora Borealis dancing over Tromso Urban Skyline. Tromso Panorama and winter night landscape with Northern Lights (Aurora Polaris) on a cold night, with starry sky, polar lights and snowcapped mountains on Kvaloya Island in the background. Cityscape with Brightly Street Light of the Arctic Capital, Northern Norway

Earth

The audacious quest to light up the sky with artificial auroras

Features

Technology

Tiny discs can levitate in the upper atmosphere using sunlight alone

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High resolution star trail from the SpaceX Crew 9 Dragon, marked by a fleet of flashing Starlink satellites, glowing atmosphere, soon to rise sun, and arcing stars. Captured over the Pacific Ocean with Nikon Z9, Sigma 14mm f1.4 lens, effective 24 minute exposure compiled from individual 30 second frames, f1.4, ISO 1600.

Space

A stunning, star-studded view of Earth

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Space

Astronomers found a completely new type of plasma wave near Jupiter

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Environment

Could reusable rockets make solar geoengineering less risky?

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Space

We've spotted auroras on Neptune for the first time

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Space

Astronomers uncover the topsy-turvy atmosphere of a distant planet

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Environment

Monster wildfires are sending more smoke into the stratosphere

Smoke lofted into the upper atmosphere on towering pyrocumulonimbus clouds can spread around the globe and affect the climate

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Environment

The jet stream may be starting to shift in response to climate change

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Environment

We're finally solving the puzzle of how clouds will affect our climate

Features

Environment

Trees have an extra climate benefit thanks to methane-eating microbes

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Environment

Cleaner ship emissions may warm the planet far faster than expected

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