World Cup debut for 'unhackable' goal technology
Goalline technology will be used at a World Cup for the first time in Brazil with its backers insisting it is 100 percent accurate and cannot be hacked.
An air cushion for falling droplets
Falling droplets bounce as many as fifteen times before they come to rest on a flat surface. In the past, it was believed that this phenomenon is limited to water drops on superhydrophobic surfaces.
Scanner scans a 200 page book in one minute (w/ Video)
A robot to beat humans at foosball
At first glance, the foosball table located in the middle of the Automatic Control Laboratory looks perfectly normal. Looks can be deceiving. In defense, one of the levers has a mechanical arm capable of ...
Big sperm don't always win the race
When females mate with more than one male, each one's sperm has to compete to get to her eggs. Until now, researchers had thought the fastest sperm would dominate.
High-speed camera captures dancing droplets for scientific 'photo album,' study (w/ Video)
The splash from rain hitting a windowpane or printer ink hitting paper all comes down to tiny droplets hitting a surface, and what each of those droplets does. Cornell University researchers have produced ...
Students capture the flight of birds on very high-speed video
Stanford mechanical engineering professor David Lentink and his students capture slow-motion video from the fastest wings in the bird world, with an eye toward building flying robots that take design cues ...
Why do guppies jump? The answer is evolutionary (w/ video)
(Phys.org) —If you've owned a pet guppy, you know they often jump out of their tanks. Many a child has asked why the guppy jumped; many a parent has been stumped for an answer. Now a study by University ...
High speed camera study shows why boiling drops take off
Mosses use 'mushroom clouds' to spread spores (w/ Video)
World's fastest camera relies on new type of imaging, takes 6 million frames per second
Ultrafast, light-sensitive video cameras are needed for observing high-speed events such as shockwaves, communication between living cells, neural activity, laser surgery and elements of blood analysis. To catch such elusive ...
Study shows male chameleons fighting prowess tied to color changing abilities
Quenching one's thirst for knowledge by studying beer foam
For his master's thesis, Pierre-François Conzelmann, mechanical engineering student, wanted to understand the reason behind the formation of a "foam volcano" after tapping the neck of a bottle of beer. He ...
The lotus's clever way of staying dry (w/ Video)
An ancient Confucian philosopher once said, "I love the lotus because while growing from mud, it is unstained."