A flurry of solar storms suggests the sun is in a period of maximal activity, so more auroras could be in store. Next month, ...

Scientists say cometary dust affects interpretation of spacecraft measurements, reopening the case for comets as potential ...

Pumping an unimaginable amount of groundwater out of the earth is why Earth has tilted over two dozen degrees, a study found.

Earth has a magnetic field because there’s molten iron in its core. As the liquid metal moves and flows, it makes a giant ...

Earth is saying goodbye to an asteroid that has been a "mini-moon" of sorts since late September, when it joined the planet's ...

The mini-moon 2024 PT5, which has been orbiting Earth for two months and is likely a chunk of the moon, will now drift away ...

Gerald Navratil, a professor of plasma physics at Columbia, on the pursuit by start-ups for clean, unlimited power. Page A6.

An outburst of solar energy looks primed to hit Earth on Thursday, potentially bringing auroras to the northern U.S. on ...