Menu Close

Articles on PNAS (journal)

Displaying 1 - 20 of 50 articles

From left to right. Mandarin employs a different part of the brain. Chinese man via XiXinXing/Shutterstock

If you speak Mandarin, your brain is different

Language is traditionally associated with the left side of the brain. But Mandarin speakers are using the right side.
What role do genes have to play? Student test by wavebreakmedia/Shutterstock

How genes can influence children’s exam results

The idea that children can inherit the ability to get good results at school can spark heated debate. But, put simply, all this means is that children differ in how easy and enjoyable they find learning…
There’s no one universal ‘intelligence gene’ but many thousands each contributing a small increment – and here are three. Andrew Huff/Flickr (cropped)

Intelligence inheritance – three genes that add to your IQ score

Intelligence, cognitive ability or cognitive performance is usually measured by a battery of tests that aim to quantify skills such as memory and analytical ability. There is loads of variation between…
Cattle comes at a high cost, with or without a rosette. Andrew Milligan/PA

The true cost of cattle is much, much higher than you imagine

That eating beef is environmentally costly is by now widely appreciated. But little has been done to curtail the amount of cattle farmed for meat consumption. To try and address this, my colleagues and…
As tiny as a grain of rice. Austin Yee

New type of in-body device could be charged wirelessly

Many ailments, such as irregular heartbeats, can be treated by electrical stimulation within the body. But current technology makes in-body devices, such as pacemakers, very bulky because they need big…

Top contributors

More