A new study challenges the idea that Hycean planets are ocean worlds. Chemical reactions between hydrogen-rich atmospheres and molten interiors may reduce surface water, making these sub-Neptunes less ...

Pluto is a bit of a loner. The dwarf planet is no longer considered a regular planet; it does not orbit on the same plane as ...

NASA's Hubble Space Telescope detected material from a Pluto-like body spiraling into a white dwarf star 260 light-years away ...

A neutrino sensor array, ARCA, lines the Mediterranean seafloor near Sicily. A physicist took ARCA’s first huge win to a warm ...

A new study challenges the dream of water-rich “Hycean” planets like K2-18b, suggesting that most sub-Neptunes lose their water deep into their interiors during formation. Instead of vast oceans, ...

Long rumored to be on the floor of the lake but never seen, the schooner had eluded divers and taunted storytellers for ...

Researchers discovered a 19th century “ghost ship” in Lake Michigan. The missing clue to the wreck’s location was hiding in ...

An exoplanet orbiting a dwarf star 124 light-years from Earth made headlines around the world in April 2025. Researchers at ...

On September 18, 2025, three zodiac signs receive signs that they're on the right track. Thursday may feel confusing at first ...

Scientists are unraveling the mysteries of "steam worlds"—exoplanets known as sub-Neptunes that are rich in water but orbit ...

Mediterranean Sea Posidonia oceanica seagrass is washing up on beaches in the form of balls—dubbed ‘Neptune balls’—full of ...