Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.

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Two international teams zoned in on a potential answer to a decades-long mystery surrounding ephemeral cosmic X-rays.

Astronomers using the Green Bank Telescope spotted surprisingly cold, dense hydrogen clouds embedded inside the Milky Way’s ...

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen ...

Kilauea in Hawaii, one of the world's most active volcanoes, has had two major episodes in recent weeks, with 26 eruptions since late December.

Watch Hawaii's Kilauea Volcano erupt for second major time in under two weeks Lava fountains reached heights of 1,250 feet in episode 26, a record for the eruption.

NASA Satellite Captures Alaska's Iliamna Volcano From Space Amid Seismic Spike The volcano is currently considered dormant as the most recent reported eruption occurred in 1876.

Kilauea kicked off summer with a bang, erupting in the wee hours of the morning on Friday. It's the volcano's 26th eruptive episode since Dec. 23.