![a bright white arc of light erupts from the right edge of the sun](https://cdn.mos.cms.futurecdn.net/TEyFNpDrUkAzy48mheGLDf-200-80.jpg)
7 years ago today, the sun unleashed a record-breaking solar flare
As August 2024 set another 20-year high for sunspots, recent solar flares have yet to top two solar flares from September 2017 that still hold unbroken records.
By Samantha Mathewson last updated
SpaceX is targeting Sept. 10 for the launch of its Polaris Dawn mission, which will feature the first-ever private spacewalk. Here's how you can watch the historic action live.
By Josh Dinner last updated
SpaceX's private Polaris Dawn mission is poised to launch a crew of private astronauts farther from Earth than any human has flown since Apollo 17.
By Maureen Cohen published
Organisms on Earth living deep underground or at the bottom of the sea may give us an idea what alien life without a circadian rhythm could be like.
By Conor Feehly published
"It's now a part of mainstream astrophysics."
By Tony Milligan published
Belief in alien visitors is no longer a quirk, but a widespread societal problem. This belief is slightly paradoxical as we have zero evidence that aliens even exist.
By Tantse Walter last updated
Buying Guide We've rounded up the best budget binoculars, combining affordability with good quality optics and fantastic views.
By Fran Ruiz last updated
With Transformers One on the horizon, now is a prime time to put the existing Transformers movies in order, both chronological and by release date.
By Tariq Malik last updated
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2024.