Despite decades of searching for this signal, astronomers have yet to find it. The problem is that our Earth is too noisy, ...

In the search to understand how the universe came to be, a new theory is rewriting the script. Instead of one massive, fiery ...

With those limits in place, the overall lifetime of dark matter must no shorter than around 10 17 years. That’s 10 million times longer than the present-day age of the universe. All this means ...

many multiples of the current age of the universe. This means that those black holes could still inhabit the modern-day cosmos, making them responsible for the phenomenon of dark matter.

There are no showtimes for this date. The planets, stars, and everything you can see are less than 5 percent of the universe. What is the other 95 percent? Dark Universe examines the invisible dark ...

Building an observatory on the Moon would be a huge challenge—but it would be worth it. I appreciate the article. I read a sci-fi story with this premise (lunar telescope) a while ago and ...