Sweden’s electric-car maker goes ice racing with three one-off models to remind everyone it delivers fun performance.

Light is fast, but travels in long wavelengths and interacts weakly with itself. The particles that make up matter are tiny ...

At the edge of the ice blanketing part of the Arctic Ocean, the ice on Monday looked sickly. Where thick sheets of ice once sat atop the water, now a layer of soft, spongey slush slid and bobbed atop ...

For decades, scientists have been curious about how much water Mars once had and what led to its gradual transformation into ...