So researchers designed an experiment to compress hydrogen and helium, reaching pressures nearly 2 million times Earth’s atmospheric pressure and temperatures of thousands of degrees Celsius ...

The first of two storm systems expected to douse Southern California brought rain across most of the area ... “uncertainty” about how much will fall in the second storm later this week ...

Record heat and rain turned thousands of Greenland lakes brown in 2022 as they hit a tipping point and began emitting carbon ...

2 min read More than half of Earth’s rain forests have already been lost due to the human demand for wood and arable land. Rain forests that once grew over 14 percent of the land on Earth now ...

Sleet and freezing rain both start out as rain in a layer of warm air above the Earth. As the raindrops fall to the ground, they become sleet or freezing rain depending on how thick the layer of ...