In a fossil of 400-million-year-old plants, the world's oldest sample of ejaculate.
Christian Stangl (previously here) turned a common process into a gorgeous abstract short film using macro footage of things as they dry out. Life needs water. But this fluid tends to evaporate over time into a gaseous state. Drying out is a chemical process that takes hours, days or even weeks. Without enough water the… READ THE REST
Researchers closely studied the wings of two moth species from China and Africa, and found that their tiny scales form a "metamaterial" that absorbs bat sonar — thus becoming an acoustic cloaking device. Pretty darn cool. The paper is paywalled here, but Nature has a good lay-persons' writeup … The researchers measured the acoustic reflections… READ THE REST
Cody from Cody's Lab bought 10 kilograms of bananas at the store, then proceeded to extract 9 grams of potassium from them. He could have gotten about twice that, but his condensation device had a design issue that caused the condensate to solidify and clog the tube. Great fun to see him toss it in… READ THE REST
When construction workers, landscapers, or warehouse workers complain of aches and pains incurred on the job, we acknowledge the rigors of back-breaking physical labor. But when keyboard warriors who spend all day in front of a screen gripe about shoulder, arm, or wrist discomfort, it's easy to laugh it off as less than critical. Life-threatening?… READ THE REST
At first, the thought of jumping into the real estate game after the world's year under the COVID-19 bubble could feel like a risky proposition. But, while the depressed economy might trigger fears of fewer business and residential customers, some prominent real estate investors say the current state has many properties selling at great prices,… READ THE REST
We're all usually overjoyed to add a new piece of technology to our galaxy of devices. But, once you've spent a lot of time with that new addition, it can start to lose some of its luster – and your eye starts wandering. Call it the 'seven-year itch' of technology. But considering how fast technology… READ THE REST