Climate change: Thawing permafrost a triple-threat

Thawing Arctic permafrost laden with billions of tonnes of greenhouse gases not only threatens the region's critical infrastructure but life across the planet, according a comprehensive scientific review.

Uncovering the mystery of early massive galaxies running on empty

Early massive galaxies—those that formed in the 3 billion years following the Big Bang—should have contained large amounts of cold hydrogen gas, the fuel required to make stars. But scientists observing the early universe ...

page 2 from 28