19+ hour, 14+ min ago  (793+ words) People with long fingernails may not have to struggle much longer to use touchscreens thanks to a new innovation. A prototype nail polish could turn long nails into styluses for smartphones or tablets, say scientists. They explained that most smartphones…...

4+ mon, 3+ week ago  (489+ words) A new artificial tongue uses milk to determine heat levels in spicy food - without anyone having to scorch their taste buds. Chinese researchers developed the device to quickly detect spiciness as the appearance of hot sauces or peppers doesn't reveal…...