"Not every yellow bloom ― or fluffy white globe ― taking over your backyard is a dandelion. Some of them are close relatives called catsears. But both of them have a little secret. To tell them apart... continue reading

posted by ant 3 years 7 months 2 weeks ago • 82 views • 4:50

From Youtube, "What started as a simple desire for a better arc lighter got carried away and I ended up making the scariest device I've ever built. In this video I tested a plasma lighter and attempted... continue reading

posted by w1ndex 3 years 8 months 3 weeks ago • 55 views • 26:02

"... Having bones is pretty cool. They make our blood, let us hear, and keep us from being just a squishy puddle on the floor. But for every species with bones, there’s at least 20 species on Earth with... continue reading

posted by ant 3 years 8 months 4 weeks ago • 46 views • 8:50

Red sprites, secondary jets and newly discovered green afterglow called "ghosts" triggered by red sprites. A dozen vibrant red sprites were recorded on this evening and only two events had the green afterglow.... continue reading

posted by newtboy 3 years 9 months ago • 984 views • 2:32

YouTube description: Artists have abandoned artworks for many reasons throughout history. Guest host John Green shares some of his favorite unfinished artworks and explains why they resonate with him... continue reading

posted by Aard Vark (oritteropo) 3 years 10 months ago • 417 views • 9:42

Officials in Buffalo, New York, want an investigation into the firing of a black police officer who intervened when a white colleague had a suspect in a chokehold. The incident happened in November 2006.... continue reading

posted by newtboy 3 years 10 months 1 week ago • 646 views • 5:14

There's been a few stories recently about detonation engines and how they're supposed to be superior to traditional jet or rocket engines. So, what is a detonation engine, what's the difference between... continue reading

posted by newtboy 3 years 11 months 1 week ago • 25 views • 11:14

From Youtube, "Well... this took longer than expected. I am sorry you had to wait so long for me to finish this video, I had some reading to do, then write the video, record the audio, and then the... continue reading

posted by w1ndex 3 years 11 months 3 weeks ago • 19 views • 1:09:23

NASA's current fleet of spacesuits was built in 1974, and each was reported to cost between $15 million and $22 million. Today, that would be about $150 million. Having not built any new mission-ready... continue reading

posted by bobknight33 3 years 11 months 3 weeks ago • 100 views • 10:41

YouTube description: 50 Years Ago Apollo 13 was preparing to launch on a mission that would become famous for the wrong reasons, 56 Hours into the mission an oxygen tank would explode, blowing the side... continue reading

posted by Aard Vark (oritteropo) 4 years 2 weeks ago • 29 views • 12:18

"The Aedes aegypti mosquito, which can transmit dengue fever and Zika, makes a meal of us around our homes. And her eggs are hardy. They can dry out, but remain alive for months, waiting for a little water... continue reading

posted by ant 4 years 2 weeks ago • 21 views • 3:51

YouTube description: The story of Apollo 13 goes beyond a tale of survival. The mission also successfully completed a science investigation that is still helping to inform our understanding of the Moon... continue reading

posted by Aard Vark (oritteropo) 4 years 2 weeks ago • 69 views • 2:46

We all know that making models for an epidemic's spread has almost infinite variables and is freaking hard to make. But, if you use statistics, you can at least learn some interesting things.... continue reading

Plain old soap and water absolutely annihilate coronavirus. Read more about the coronavirus pandemic at http://vox.com/coronavirus You've been told a thousand times: wash your hands to stop the spread... continue reading

posted by eric3579 4 years 1 month 1 week ago • 379 views • 3:45

"Why does America's system for picking the president start in Iowa? Before Americans vote on the next president in November, both major political parties have to settle on a nominee. That process is... continue reading

posted by ant 4 years 2 months ago • 309 views • 8:03

From Youtube, "The logistic map connects fluid convection, neuron firing, the Mandelbrot set and so much more. Animations, coding, interactives in this video by Jonny Hyman

posted by w1ndex 4 years 2 months 3 weeks ago • 1,113 views • 18:39

A recent study had a lot of negative things to say about diet sodas, but how seriously should we take that study? Observational research can be powerful and useful, but it can also lead to shaky outcomes.... continue reading

posted by eric3579 4 years 3 months 3 weeks ago • 512 views • 6:17

YouTube description: There’s no telling what you can do when you put your mind to it. Take Richard Hull, he built a small-scale fusion reactor—in a shed, in his backyard. A retired electronics engineer,... continue reading

posted by Aard Vark (oritteropo) 4 years 5 months 2 weeks ago • 1,462 views • 3:32

"This is a VR180 video so pop on your Google Cardboard or VR Headset to be totally immersed in our world! No headset? No problem. Move your mobile phone around and catch the total 180 experience! ..."

posted by ant 4 years 5 months 3 weeks ago • 16 views • 7:04

Building a spooky Halloween Robot Centipede was made possible by the Pro members of Makers Play ground. Thank you all for your love and support of the maker community. This project was a little challenging... continue reading

posted by newtboy 4 years 6 months 2 weeks ago • 223 views • 9:57