A new theory suggests the universe is constantly recording its own history in the fabric of spacetime. If correct, this ...

STATEN ISLAND, N.Y. -- With large spinning blades wider than two football fields and massive turbines twice the height of the Statue of Liberty, offshore wind farms are slated to become a significant ...

Do constants of nature—the numbers that determine how things behave, like the speed of light—change over time as the universe expands? Does light get a little tired traveling vast cosmic distances? It ...

After three years of puzzling over a striking “ribbon” of energy and particles discovered by NASA’s Interstellar Boundary Explorer (IBEX) at the edge of our solar system, scientists may be on the ...

Dark energy makes up roughly 70% of the universe, yet we know nothing about it. Around 25% of the universe is the equally mysterious dark matter, leaving just 5% for everything that we can see and ...

Dark energy—the term used to describe whatever is causing the universe to expand at an increasing rate—is one of the universe’s greatest mysteries. The most widely accepted theory currently suggests ...