Voyager 1 is nearly one light-day from Earth. What’s out there?

U.S. methane emissions flatline, despite increases in oil and gas production

Methane emissions from the oil and gas sector held steady in the United States even as oil and gas production increased …

Introduced species aren't good or bad—they are labeled according to human interests

In George Orwell's 1945 allegorical novella "Animal Farm," pigs coach the other revolutionary farm animals in their new …

One of America's biggest meteor craters is 100 million years younger than we thought — and coincided…

Analysis of tiny zircon crystals buried within the 10-mile-wide Ames crater in northwest Oklahoma suggests that the subm…