Tech
- Brain
Restoring a sense of touch
A zap to a monkey’s brain fools the animal into thinking its finger has been touched. The findings point to a way for artificial fingers to communicate with the brain so that touch “feels” more real.
- Tech
A squishy speaker
Researchers have unveiled a see-through speaker that conducts electricity, is elastic like skin and vibrates like Jell-O.
- Chemistry
Cool Jobs: Repellent chemistry
Chemistry is just one way to repel water in nature. Structure, or the shape of things, is another. To excel at water repellency, the lotus leaf relies on both.
- Tech
Explainer: What is fracking?
Energy companies have found new use for hydraulic fracturing to extract natural gas from shale rock.
- Tech
Sniffing for cancer
New surgical tool offers surgeons speedier diagnosis of tissues that are cancerous.
- Health & Medicine
Cool Jobs: Sports science
From soccer teams to the balance beam, scientists help athletes perform their best.
- Tech
Perfect reflections
Physicists have built a mirror that Snow White’s wicked stepmother would certainly not appreciate. It offers a perfect reflection.
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- Health & Medicine
Wanted: ‘Smart’ cleaners
Active surfaces will — on their own — help remove everything from insects and germs to poisons.
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