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"Not every yellow bloom ― or fluffy white globe ― taking over your backyard is a dandelion. Some of them are close relatives called catsears. But both of them have a little secret. To tell them apart... continue reading
posted by ant
https://www.iter.org/ In southern France, 35 nations* are collaborating to build the world's largest tokamak, a magnetic fusion device that has been designed to prove the feasibility of fusion as a... continue reading
posted by eric3579
Createk third-arm : Supernumerary robotic arm powered by magnetorheological clutches and an hydrostatic transmission. Fast enough to compensate for human motions while being safe for physical human-robot interaction. ... continue reading
posted by newtboy
On a hike looking for rare limestone endemic plants in Death Valley, we spotted the wreckage of a plane! After several hours of hiking and many interesting plants, we managed to scramble over to the wreck.... continue reading
posted by eric3579
"... It sounds like such an incredible fact. “Our own cells are outnumbered by our microbes 10 to 1!” I don’t remember where I first heard it. But I read it in science papers and articles by journalists,... continue reading
posted by ant
YouTube description: Sabra Kauka finds great joy in making the past present. A cultural practitioner on Kauai, she teaches Hawaiian children the arts of their ancestors, including kapa. In this physically... continue reading
posted by Aard Vark
The wet season started and so fire related projects are harder to do. So I planted this years crop of yams using a different technique. The stones covering the mounds protect the yams from predators such... continue reading
posted by Mordhaus
--- Do earwigs climb into your ear? The quick answer is no. Earwigs are not interested in climbing into your ear to lay their eggs or otherwise. They’re no more likely than any other bug to accidentally... continue reading
posted by Mordhaus
We talked to the co-founder of Tesla, JB Straubel, about why giant batteries are crucial to the future of power grids everywhere. Batteries are becoming more useful at powering bigger things like bikes,... continue reading
posted by b4rringt0n
YouTube description: Trees talk and share resources right under our feet, using a fungal network nicknamed the Wood Wide Web. Some plants use the system to support their offspring, while others hijack... continue reading
posted by Aard Vark
"You'll probably survive." YouTube: If you've spent any time on the internet, you know that Australia is host to all sorts of horrible spiders and snakes. But that doesn't even begin to cover the myriad... continue reading
posted by PlayhousePals
In the mid-aughts, the police sergeant Ronald Watts knew how to exploit the lawlessness of the Ida B. Wells Homes. The Exoneration Project believes that he and his officers wrongly arrested hundreds of people.
posted by newtboy
"... Every once in a while, all the oaks or spruces or other plants in a region suddenly produce a tremendous bounty of seeds – up to 100 times more than usual. But why do they do it, and how do they... continue reading
posted by ant
"If you need calcium, eat a milkman." Mom
posted by PlayhousePals
YT: I built an A frame hut as a large work space for projects. First I made a celt hatchet to cut timber for the hut. The axe head was made of amphibolite and the handle was made of a species of wattle.... continue reading
posted by nanrod
At this time of year we have to start being extra watchful – our lambs are vulnerable to attack from this silent killer.. Not everyone is going to agree with this thesis – but I’ve been rescuing... continue reading
posted by Mordhaus
YouTube description: Real indigo-dyed clothing is not like the blue you know. Richer than the chemical blues used on most fabrics today, real indigo dye comes from a plant and has a surprising range... continue reading
posted by Aard Vark
The reason they need weevil greenhouses is that the Brazilian weevils don't like Texan winters, and tend to die off over winter. If they mentioned it in this video I missed it. YouTube description: ... continue reading
posted by Aard Vark
I made a brick mold that makes bricks 25 x 12.5 x 7.5 cm from wood. A log was split and mortise and tenon joints were carved using a stone chisel and sharp rocks. The mold was lashed together with cane... continue reading
posted by Mordhaus