Weighing just over 1,300 pounds, NASA’s Van Allen Probe A is hurtling toward Earth, its fiery re-entry set to slam into the ...

Look up on a clear night and you'll see the streaks of our new space age. What you don't see is the growing fallout for the atmosphere that keeps us alive.

John Locher/AP / AP The amount of planet-warming carbon dioxide in the Earth’s atmosphere has hit a new record, as humanity struggles to rein in emissions of greenhouse gasses from burning fossil ...

First direct evidence shows rocket reentries can release lithium into the upper atmosphere. Measurements by Robin Wing et al. confirm pollution from a Falcon 9 reentry in February 2025.

Carbon that has been buried in the Congo Basin's peatlands for millennia is seeping into lakes and rivers. Why this is happening remains unclear, but researchers warn that tropical peatlands could be ...

Hot air holds more moisture. That’s why you can blow your hair dry even after a steamy shower. It’s also what dumps rain in the tropics and sucks water from desert soils. A new study, published in ...

Daily life increasingly depends on systems of satellites orbiting Earth. As fleets proliferate, ever greater numbers of expired units will hurtle back toward the surface. Decommissioned satellites ...

BOSTON - If you're wondering why it smelled like smoke from northeastern Massachusetts all the way down to the Boston area Monday, it was the brush fires in Salem and something known as an "inversion.

Venus Express has studied the true extent of Venus’s restless atmosphere. This includes the planet’s glow, its highly variable south polar vortex and the dynamic upper atmosphere, different from ...

A NASA satellite has touched back down on Earth after 14 years in orbit. Van Allen Probe A re-entered on Wednesday, the U.S.