water

Watching Liquid Move Like This Convinces Me That We're Not Alone

Video: I’m not exactly sure what I just watched but I saw liquid dance in ways I didn’t know liquid could even move. At least, not on Earth. There’s clever camera tricks and inventive techniques at work here (half the fun is guessing how it was filmed) and it all adds up to some mind warping shots that convince you of the existence of alien planets.


This Laser Is Guided By Water

Sometimes, less is more — as in this turbine, which is having segments cut out with a laser for better cooling.


All The Reasons Why You Need To Purify Drinking Water

You know you need to filter, treat or boil water you find in the wilderness. But why? Well, there’s a number of answers, starting with words like E. Coli, Hepatitis A, Giardia and Cryptosporidiosis.


Watch A Super Hydrophobic Knife Cut Through A Water Droplet

Video: Black magic and sorcery and deals with the devil and breaks in The Matrix and possibly other dimensions. That’s what super hydrophobic material is made out of. Like this super hydrophobic knife that just slices through a water droplet and cuts it in two. Are we really sure science can explain what my eyes are seeing?


Bill Gates Shows Us The Future Drinking A Glass Of Water Made From Poop

Bill Gates loves the Janicki Omniprocessor, an amazing machine that turns human waste into electricity and drinkable water. He saw it and he is extremely impressed. So impressed in fact that he drank from a glass of water that was human poop only five minutes earlier. “It’s water,” he said, obviously relieved.


Nothing Says Summer More Than This Giant Slip 'N Slide On A City Street

Video: Now this is how you enjoy summer. You go to San Francisco, you lay out blue tarp on a city street, you bust open a fire hydrant and you create one of the biggest Slip ‘n Slides ever. Oh and you ride that thing down while screaming out of your mind. It’s absolutely perfect for a sunny summer day.


Adding Water To Solids Can Actually Make Them Stronger

It may sounder counter-intuitive, but adding drops of humble old water into solid materials can actually increase their strength and changes their other properties in interesting and useful ways.


The Magic Of Writing On Water With A Fountain Pen

Video: I love to watch someone write with a fountain pen. It tickles my neck to hear the strokes and see the trail it leaves. This video, however, shows a fountain pen writing a little differently. It’s writing with water. It’s like magic seeing the ink of the fountain pen instantly flow through the capillaries of the water.


Some Of Canada's Lakes Are Turning Into Jelly Thanks To Acid Rain

It’s a real bummer to hear that 150 years of industrialisation wrecked the Earth so bad that it will take thousands to recover. It’s a much bigger bummer to see the situation in real life. That’s exactly what’s happening in a large number of Canada’s lakes, which are turning into jelly thanks to acid rain.


Rosetta Is Sending Back Intriguing Data On The Origins Of Earth's Water

While you were worrying about Philae’s landing, the spacecraft Rosetta has been patiently circling the comet, doing its own science. And it’s just dropped some intriguing results into the big debate over how Earth got its water.