The deep oceans have crossed a crucial boundary that threatens their ability to provide the surface with food and oxygen, a ...

In an era dominated by concerns over climate change and rising sea levels, a more fundamental, often overlooked threat is ...

With its low density and unusually cool, methane-rich atmosphere, this planet offers a rare window into giant planet ...

“In the universe, an absolute vacuum is rare, and most of the universe is very low-density high-temperature plasma,” said Chris Impey, an astronomer at the University of Arizona. “In principle, sound ...

Waste biomass created by forestry work, crop production and wildfire mitigation is often simply burned, releasing the carbon ...

Research finds diatoms evolved slowly for 100 million years and then experienced an evolutionary burst of speciation 170 million years ago.

Oceans have absorbed the vast majority of the warming caused by burning fossil fuels and shielded societies from the full ...

Breathe easy, for now. Scientists say our breathable air won't last forever. A new NASA-supported study warns that Earth's oxygen supply is not a permanent feature of our planet. Though we often take ...

Four British climbers became the first to scale Mount Everest on Wednesday using Xenon gas, which helped them save several weeks that mountaineers need to get used to high altitudes, an official of ...

His final ascent, achieved without bottled oxygen or fixed ropes, exemplifies the extreme difficulty and boldness of true alpine climbing. Only a handful of elite climbers around the world have ...

Abstract: An efficient implementation of the two-scale model of sea surface thermal emission and atmospheric reflection is described. The model is applied in a study of the reflection of downwelling ...