Hubble captures the start of a new spoke season on Saturn

New images of Saturn from NASA's Hubble Space Telescope herald the start of the planet's "spoke season" surrounding its equinox, when enigmatic features appear across its rings. The cause of the spokes, as well as their seasonal ...

As the Arctic warms, its waters are emitting carbon: Study

When it comes to influencing climate change, the world's smallest ocean punches above its weight. It's been estimated that the cold waters of the Arctic absorb as much as 180 million metric tons of carbon per year—more ...

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