My friend Austin took this photograph last week, looking out his office window near the Metrodome in downtown Minneapolis. That flare in the distance isn't Photoshop. Nor is it the nuclear annihilation of St. Paul. Instead, it's a sun dog — an atmospheric phenomenon that happens when light from the Sun is refracted off of ice crystals in the air. The light gets bent as it passes through the crystals and we see the bright flash of a "false sun" to the side of the actual Sun. The same process can also form rings around the Sun. Whether you get a halo or a sun dog depends on which way the ice crystals are oriented in relation to you.
Elenco’s Night ‘n Day Mechanical Globe uses a system of translucent, exposed gears to rotate an internally illuminated globe that displays the seasonally adjusted, real-time night/day terminator as it spins.
KSU plant biochemical geneticist Raj Nagarajan describes the properties of Thaumatin, Monellin and Brazzein, all found in west African plants that are generally considered safe for consumption; each is a protein, and they are, respectively, 1,000x, 2000x, and 3000x sweeter than sugar.
DJI is the world’s leading designer and producer of easy-to-fly drones and aerial photography systems. If you’re a drone enthusiast, you want a DJI. If you know absolutely nothing about drones and think they’re weird, if you win a DJI you’re going to become a drone enthusiast.Enter this giveaway (for free, yes) and you’ll get a […]
Although there will never be a consensus about the best way to make coffee, any coffee connoisseur will agree that controlling the grind of your beans and balancing water temperature are the keys to a tasty cup. Since your plastic coffee pot doesn’t really allow for that kind of customization, going back to the French […]
Not all hackers are malicious information thieves—white-hat ethical hackers work with technology companies to ensure the security of their computer systems and user data. With all of today’s high-profile data breaches, ethical hackers are in considerable demand. To learn these critical skills and break into the high-paying cyber security field, try taking the courses in this […]