The risk of collisions in space, the fate of the United States in orbit after the space station retires and continuing debates over NASA’s path back to the moon dominated a two-hour hearing on Thursday (Oct. 21) held by a Senate committee focused on space and science. The wide-ranging conversation came as the Senate and […]

Fossil fuel-producing nations are on track to blow by their Paris Agreement pledges by developing coal, oil and natural gas through 2030 at levels that would fail to avoid dangerous temperature increases, according to new research. The so-called production gap between planned fossil fuel output and the goal of stopping temperature rise at 1.5 degrees […]