Honey, maple syrup, all those delicious gooey, gloppy things have some really interesting physics behind them, says Adam Becker at New Scientist. Viscosity alone can't explain the way strands of syrup stretch and drizzle as you pour them. Instead, when we see a difference between pouring honey and pouring water, what we're really seeing is the effects of tiny ripples in the honey.
/
/
5:03 am Thu
Apr 11, 2013
Gloppy syrups gotta glop. Here's why.
1000fps video reveals the underlying action of a stinging ant's venom injection for the very first time
Ant Lab's Adrian Smith (previously) writes, "No one had ever filmed how ants inject venom when they sting something. I study ants and I make videos, so I went to work on getting that footage. It involved filming something smaller than a human hair moving faster than the blink of an eye. But, I got […]
READ THE REST
Animated comparison of tree sizes
Just for your information, there are some very teeny and some quite enormous trees. keshitsubo grass, wheat sunflower, Apple tree Rocky Mountain Juniper, Socotra Dragon tree olive, Salix Babylonica Common Hawthorn, Southern Live oak Mediterranean cypress, Stone Pine Limber Pine, Palm tree Baldcypress, Sycamore Araucaria Araucana, Common Oak Brazil Nut, Kauri Eucalyptus, Patagonian cypress Noble […]
READ THE REST
Find awe in the biology of these incredible leaping maggots
Above is a three-millimeter long maggot launching itself into the air for a distance of up to 36 times its body length. Researchers from Duke University and their colleagues studied how these larvae of gall midges leap between plants with the greatest of ease, even rivaling some jumping insects with legs. Their research could have […]
READ THE REST
Save $45 on this wireless charging sonic toothbrush kit
Want to keep the dentist away? A little tooth care at morning and night isn’t bad, but it won’t keep the stains from smoking or fried foods at bay for long. If you enjoy your food and want to avoid the consequences, an upgrade from that old analog toothbrush can make a huge difference. Among […]
READ THE REST
Boost your productivity with this Microsoft Office boot camp
If your office works at all, it uses Microsoft Office. Those icons for Word, PowerPoint, and Outlook are as familiar around some workplaces as the coffee machine. So familiar, in fact, that they get taken for granted – and rarely used to their full potential. Whether you need a crash course in the essential tools […]
READ THE REST
Create your robot army with these Arduino and Raspberry Pi kits
It’s a great time to be a maker. 3D printers are on store shelves for anyone to buy, and coder kits like Arduino and Raspberry Pi are letting kids as young as 9 or 10 dive into the Internet of Things. Here are a few examples of our favorite tech toys, all priced low enough […]
