The universe is approaching the midpoint of its 33-billion-year lifespan, a Cornell physicist calculates with new data from ...

However we do not have to worry about the universe-obliterating Big Rip yet because if it happens it would happen in about 22 ...

Right above you is the sky – or as scientists would call it, the atmosphere. It extends about 20 miles (32 kilometers) above the Earth. Floating around the atmosphere is a mixture of molecules – tiny ...

If the universe as we know it started with the Big Bang, will it also have an end? And if it’s going to end someday - how? Discover the four main ideas about how the universe might end, and find out ...

Cosmologist Katie Mack breaks down what the latest findings about dark energy mean for our universe’s future. Either way, it won’t be happy. Dark Energy Spectroscopic Instrument (DESI) collects data ...

"Fortunately, it still takes a very long time." As the story of our cosmos moves forward, stars will slowly burn out, planets will freeze over, and black holes will devour light itself. Eventually, on ...

The findings reveal unusual chemical signatures and offer new insights into the behavior of novas beyond the Milky Way. In a first-ever near-infrared study of a recurrent nova beyond the Milky Way, ...

Go behind the scenes as NOVA visits the Vera Rubin Observatory in Chile. Equipped with an 8.4-meter mirror and a 3.2-billion-pixel camera—the largest digital camera ever built for astronomy—the Rubin ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. What is beyond outer space? – Siah, age 11, ...