Scientists Discover Layer of Liquified Molten Rock in Earth's Mantle
Scientists have discovered a layer of liquified molten rock in Earth's mantle that may be responsible for the sliding motions of the planet's massive tectonic plates.
Before Dinosaurs' Era, Volcanic Eruptions Triggered Mass Extinction
More than 200 million years ago, a massive extinction decimated 76 percent of marine and terrestrial species, marking the end of the Triassic period and the onset of the Jurassic.
Telescopes in Antarctica and Chile Discover Bursts of Star Formation in Early Universe
Distant, dust-filled galaxies were bursting with newborn stars much earlier in cosmic history than previously thought, according to newly published research.
Earth Is Warmer Today Than During 70 to 80 Percent of the Past 11,300 Years
With data from 73 ice and sediment core monitoring sites around the world, scientists have reconstructed Earth's temperature history back to the end of the last Ice Age.