When Greenland was green: Ancient soil from beneath a mile of ice offers warnings for the future

About 400,000 years ago, large parts of Greenland were ice-free. Scrubby tundra basked in the Sun’s rays on the island’s northwest highlands. Evidence suggests that a forest of spruce trees, buzzing with insects, covered the southern part of Greenland. Global sea level was much higher then, between 20 and 40 feet above today’sRead More →

Science This Week | Intriguing water source found on the Moon, piezoelectric effect found in liquids and more

Glass beads created during violent impacts from space rocks on the lunar surface have been found to have water trapped inside. | Photo Credit: Reuters From Saturn’s rings heating up the planet, finding water in glass beads from lunar soil samples to finding a new shape find all the latestRead More →