A Kugelblitz is a black hole made of pure light. Such objects are only theoretical. Some laws of physics suggest that they should exist. Others suggest that in real life, a Kugelblitz could never actually form. A black hole packs a tremendous amount of mass into a very small space. As a result, its gravity … Read more
Popular desktop browsers like Mozilla Firefox and Chrome won’t do much if you have a poor internet connection. Although text-based browsers like w3m aren’t very visually appealing, they are your best bet when your internet speed is similar to the days of dial-up. What is w3m w3m is a free and open-source text-based browser that … Read more
With more time spent scrolling on visual apps like TikTok or Instagram and less time spent scanning the radio, the way to discover new music has undoubtedly changed. Now, Instagram and Spotify have an integration that helps close the gap between you and your new favorite song. Instagram expands its integration with Spotify to let … Read more
Paper cuts can be very painful. It’s common to get a small cut while flipping through a magazine or book. But tissue paper is unlikely to bleed. Now, scientists have explained the physics behind why some papers are more likely to rip through the skin. Physicist Kaare Jensen was part of the team that conducted … Read more
Many new smartphones are closer to tablets than mobile phones. Still, not all of us are keen on carrying around a phone that feels like a dinner plate. Whether you prefer small, simple gadgets or you need a backup smartphone, compact smartphones that pack a punch are still available. If you need something really small, … Read more
If you work in tech, multiple monitors are almost a status symbol. The more screens, the more productivity—at least, that’s what I thought when I added a second monitor. I expected my workflow to skyrocket, but instead, I found my productivity plummeting. Here’s why having two monitors actually made things worse. Why I bought a … Read more
You would think that after eight years of constant use, my gaming PC would be in the grave, but it shows no signs of giving up. Other than the new CPU fan I installed in 2019, I haven’t felt the need to upgrade, and ultimately it depends on how I use the machine on a … Read more
Wi-Fi has a limited range, and walls, floors, and ceilings can further limit its reach. If your home is large and your router can’t reach every corner, you have two options: a Wi-Fi repeater or a mesh system. Here’s why I chose the latter. Works like a cellular network The biggest advantage of a mesh … Read more