mechanical

Scientists Made a ‘Fish’ From Human Cardiac Cells, And It Swims Like a Beating Heart

by

With its tail flipping rhythmically from side to side, this strange synthetic fish scoots around in its salt and glucose solution, using the same power as our beating hearts. This nifty miniaturized circulatory system, developed by scientists at Harvard and Emory universities, can keep swimming to the beat for more than 100 days.   The … Read more

The Brain’s Secrets May Be Hidden in Its Folds And Wrinkles. How Are They Made?

by

The human brain has been called the most complex object in the known universe. And with good reason: It has around 86 billion neurons and several hundred thousand miles of axon fibers connecting them.   Unsurprisingly, the process of brain folding that results in the brain’s characteristic bumps and grooves is also highly complex. Despite … Read more

Robots: Mechanical fish scares invasive species so badly it cannot breed

by

Eastern mosquitofish, a problem invasive species, can be prevented from reproducing using a robot fish that they find scary Technology 16 December 2021 By Matthew Sparkes A robotic fish (top) that mimics the natural predator of mosquitofish (bottom right) Giovanni Polverino Robotic fish might help solve an ecological problem by scaring an invasive fish species … Read more

We May Finally Know What Makes One of The World’s Largest Organisms So Tough

by

With massive webs of probing black tentacles extending for miles below the ground, the Armillaria group of fungi includes some of the largest known organisms on our planet.  An 8,500-year-old specimen of Armillaria ostoyae in Oregon covers 2,385 acres (3.7 square miles) with its mass of rhizomorph tentacles and is estimated to weigh roughly 7,500 … Read more