Archaeologists have discovered the trails of what may be the world’s earliest vehicles, having etched their tracks in well-preserved mud around 22,000 years ago. Additionally, the primitive conveyances weren’t being pulled by someone from an Old World culture, but instead by people in North America—thousands of years before anyone wasread more
The demand for a more sustainable and accessible fuel for spacecraft has prompted a research team, led coordinated by the University of Bologna, to adapt a fuel that is at once readily abundant, not only on Earth but throughout the cosmos, while at the same time being non-toxic to theread more
The damage caused by a drone strike on the massive structure that contains the Chernobyl Nuclear Power Plant in mid-February may be worse than initially feared, with the detection of numerous small fires still burning in between the outer shell’s layers, and the realization that there appears to be noread more
Global warming’s disproportionate effect on the planet’s polar regions has turned the Arctic into a net carbon emitter, with one-third of the region’s forests, tundra and wetlands now emitting more greenhouse gases than they absorb as the previously-frozen permafrost thaws. “It is the first time that we’re seeing this shiftread more