Looking for one more reason to worry about climate change? No? Well, here’s one anyway. Rising global temperatures are causing parts of the Siberian tundra to spontaneously explode. Scientists have been studying this bizarre phenomenon since 2014, when a mysterious 165-foot-deep (50-meter-deep) hole suddenly appeared on the Yamal Peninsula in northwest Siberia. Since then, they’ve […]
Huge Impact Crater in Australia Breaks Record for World’s Oldest by Over a Billion Years
Scientists in Australia say they’ve found the world’s oldest impact crater, surpassing the previous record-holder’s age by more than 1.25 billion years. The meteorite impact—in Western Australia’s Pilbara region—dates back 3.5 billion years, while the former record-holding impact crater is just 2.2 billion years old. By far, the Pilbara crater is the oldest known on […]