Scientists want to study whale diseases, but collecting blood is difficult and dangerous to the scientists and the whales. But whale snot is also good for analyzing whale health, and whales shoot it out of their blowholes freely and frequently. The trick is in collecting it.
Dr. Karina Acevedo-Whitehouse of the Zoological Society of London things remote control helicopters are the answer.
Her recent paper in Animal Conservation (abstract), irresistibly entitled "A novel non-invasive tool for disease surveillance of free-ranging whales and its relevance to conservation programs," introduces the ground-breaking methodology of strapping a petri dish to a toy RC helicopter and flying it into the spout.
Collect whale snot using an RC helicopter (Via Make: Online)
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I’ve had quite a few fun afternoons playing with dry ice from making spooky fog in the kitchen to exploding plastic bottles in the yard. But I’ve never had the opportunity to pour hot lava over dry ice. In this video, the lava is 1400 °C and the dry ice is -78C°. So cool! And […]
A Boston University team have developed an acoustic, 3D-printed metamaterial whose topology is such that it reflects 94% of human-audible sound; the researchers' demonstration involves inserting a ring of this stuff in a PVC pipe and blasting a speaker down one end: light and air emerges from the other end, but sound does not.
Despite government legislation and improving caller ID technology, robocalls and scam artists are rampant on the phone lines – up to 35 billion a year in the US alone. They can be annoying at best and a financial threat at worst, but there’s a way to take security into your own hands. One good example […]
If you’re a Mac user, you thrive on simplicity. Everything in its place and a place for everything. Unsurprisingly, there’s a ton of great organizational apps out there for Mac, and now someone’s had the great idea to bundle them all together. Whether you’re running a demanding business or just getting through the day to […]
Seems like drones are doing a lot of jobs these days, from reconnaissance to delivery. Now, we can add “keeping the Death Star safe” to that list. Whether you’re a drone enthusiast or a Star Wars fan, these Star Wars Propel Drones are undeniably the coolest toy around. Yes, that’s a fully functional drone replica […]