In the following video, Youtube user NurdRage shows you how you too can make glow stick liquid at home and walks you through all the chemicals you need to reproduce various colors. He also talks about the chemistry behind the liquid’s luminescent reaction. Enjoy!
[Via Reddit]
Among the wit and wisdom of Homer Simpson is the dismissive comment that “You can prove anything with facts.” But now it appears that for once, Homer was wrong. A paper from academics at the University of Michigan and Georgia State University argues that not only can facts sometimes fail to correct misconceptions, but in […]
In the following 10-minute video, bestselling author, political adviser and social and ethical prophet Jeremy Rifkin investigates the evolution of empathy and the profound ways that it has shaped our development and our society.
The following video features excerpts from Carl Sagan’s Pale Blue Dot: A Vision of the Human Future in Space. More specifically, from the chapter titled A Universe Not Made For Us. Narrated by Carl Sagan himself, the clip is truly a wonder to listen to. We hope you enjoy it as much as we did.
Unfortunately, developmental disorders in children are often diagnosed by observing behavior only, but neuroscientist Aditi Shankardass knew that we should be looking directly at their brains instead. In the following video, she explains how a remarkable EEG device has revealed mistaken diagnoses and transformed children’s lives.
Part of being a geek is an unending quest for information. While not all of us are scientists, even in our daily lives we seek answers. We apply logic and reason to even the most simple tasks. Part of it, I think, is that we believe information can help us better understand our world. And […]
According to National Geographic, scientists suspect that volcanic ash from Iceland may have colored our moon a pale red this past Saturday during an eclipse. While not a total eclipse, the show in the sky began at dawn in North America, in the central and western part, that is. Those of us on the East […]
It’s no secret that feelings affect our decision-making, but now it appears those feelings may be physical as well as emotional. A paper bringing together staff from Harvard, Yale and MIT, published in the latest edition of Science magazine, says six separate studies produce a common theme. In academic language, “haptically acquired information exerts a […]
After posting about the crazy diamonds optical illusion yesterday, GaS reader Aaron pointed me to a few more interesting illusions, including one called “The Eclipse of Mars”, which I thought was really cool. Check it out: Stare at the white dot in the centre of the red circle. The longer – the better (two minutes […]