The quills of North American porcupines have microscopic backward-facing barbs on the tips. Those barbs make the quills slide in easy but very difficult to remove.
Researchers at Harvard are looking to porcupine quills for inspiration in designing a new type of surgical staple that would also use tiny barbs to keep itself lodged into the patient’s skin. This helps because traditional staples curve in under the skin to keep the staple in place. This creates more damage and can provide a place for bacteria to infect the wound.
The large black bear in this video was observed ambling around a Monrovia, California neighborhood last Friday morning. The bear walked through residential lawns, driveways and rested in a nearby alley.
How does an owl’s tail help it fly? To better see the role of the tail in raptor aerodynamics, researchers at the UK’s Royal Veterinary College recorded birds of prey flying through clouds of tiny helium bubbles. According to the science journal Nature, analyzing the swirling motion of the bubbles enabled the scientists to discover […]
Thirty years ago today, the Voyager 1 spaceprobe had completed its ncounters with the outer planets and was careening out of our solar system. The time came to shut off the probes’ cameras to preserve power and memory for the other onboard scientific instruments. But before engineers flipped the switch, one last photo opportunity was […]
Learning to ride a bike is one of those quintessential childhood experiences that’s as rewarding as it is scary. Prep your precious babe for success by starting them early with the world’s lightest balance bike, the Brilrider FLIGHT. For the uninitiated, balance bikes are no-pedal bicycles that propel forward by pushing off the ground with […]
With so many advancements in modern society, you’d think we’d have moved beyond the butane lighter by now. A pressurized, flammable gas, butane fumes can irritate your eyes and skin, can elevate your heart rate, and even lead to cardiac arrest. And we did mention that whole highly pressurized and flammable part, right? While certainly […]
Is it just us, or does it feel like winter hasn’t been as horrendous as usual this year? Well, stats show it’s actually been one of the warmer winters on record so far this year for many eastern U.S. cities in January and February. But, almost on cue, weather experts warn signs of a serious […]