Thomas Edison: a name synonymous with innovation. But did he truly invent everything attributed to him? While Edison is commonly credited with the invention of the light bulb, there is plenty of evidences suggesting otherwise. Who truly deserves recognition for this groundbreaking invention? This question serves as the focal point of the exploration into Edison’s […]
Solar eclipses happen because of a few factors, including the Moonโs size and distance from the Sun. AP Photo/Timothy D. Easley Christopher Palma, Penn State On April 8, 2024, millions across the U.S. will have the once-in-a-lifetime chance to view a total solar eclipse. Cities including Austin, Texas; Buffalo, New York; and Cleveland, Ohio, will […]
Amy J. Williams, University of Florida Is or was there life on Mars? That profound question is so complex that it will not be fully answered by the two NASA rovers now exploring it. But because of the literal groundwork the rovers are performing, scientists are finally investigating, in-depth and in unprecedented detail, the planetโs […]
Learn 200 digits of Pi with ASAP Science’s Pi song! Can you memorize them all? And you know what’s the best thing about this video? It lasts 3.14 minutes! [ASAP Science]
The USS Portland test-fires a laser weapon. The photo captured infrared light to make the beam visible. Staff Sgt. Donald Holbert/Marine Corps via AP Iain Boyd, University of Colorado Boulder Nations around the world are rapidly developing high-energy laser weapons for military missions on land and sea, and in the air and space. Visions of […]
What is outside of the universe? We know that the universe had a beginning 14 billion years ago and that it has been expanding ever since. But something that is expanding should also have an edge, right? What would you see if you went there? [Kurzgesagt]
In the following video, MinuteEarth addresses the once-dire predictions of an unsustainable global population explosion that have not come to pass. The video explains how demographic fears from the Baby Boomers’ era about exponential growth have been mitigated by a combination of factors, leading to a slowdown in global population growth. It highlights the complex […]
Alcohol has been shown to have strange and selective effects on the brain. Many intoxicated people can perform complex tasks like holding a detailed conversation or navigating a walk home. Yet for those experiencing a blackout, the memory of these events is quickly forgotten. So, how does alcohol cause these memory lapses? Explore how alcohol […]
When we think about disinfecting, wipes, gels, and sprays often come to mind, but what about light? UV light has been known for over a century as a powerful germ killer, yet it’s been largely overlooked. But why? For many, the it’s all about the association with harmful UV rays from the sun, which can […]
Embark on an adventure into the heart of the Sumatran rainforest in the latest video from Ted Ed and learn about how the world’s largest flower, the Rafflesia arnoldii, tricks carrion flies with its putrid scent and survives as a parasitic plant. [TED Ed]