You'll find a ton of features packed into BuddyGuard's disc-shaped DIY security device.
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NASA unveils a video of "holiday lights on the sun" showing our closest star, clearly feeling festive, spitting out a powerful solar flare.
A device now seeking funding on Kickstarter offers a better way to get help when you need it -- by sending a helium balloon 150 feet in the air.
NASA followed the biggest sunspot in many years as it roamed across the face of the sun, releasing solar flares along the way.
In the space of a week, the largest sunspot seen in 24 years has erupted in six massive flares, five of which were categorised X-class.
An X-class solar flare -- the biggest class of solar flare -- has erupted from the sun straight towards Earth, and geomagnetic storms are on the way.
August 24 and 25 saw a surge in solar activity, with NASA's Solar Dynamics Observatory capturing a series of stunning photos of three coronal mass ejections.
IRIS is NASA's newest toy for studying the sun. It just observed its first solar eruption, and it was a doozy.
One of the most spectacular night sky shows of the year is here, and the pesky moon isn't around this time to spoil it. Here's how to take it in.
A heated debate flares up on Capitol Hill over a proposal to weaken cybersecurity tools for the sake of national security and law enforcement.