Older adults' forgetfulness tied to faulty brain rhythms in sleep
Older brains may forget more because they lose their rhythm at night. During deep sleep, older people have less coordination between two brain waves that are important to saving new memories, a team reports in the journal Read More...
Inside the world of a Kenyan cryptocurrency miner
Eugene Mutai is well aware of the risks of mining virtual money. "Sometimes I ask myself: will the bubble pop?" He's right to be -- cryptocurrencies are Read More...
How the aviation industry is lowering its carbon footprint
Imagine how much cleaner the air would be if 3 million cars were taken off the roads in your city. A hint: Banning just half of Beijing’s 3.3 million cars before the 2008 Olympics cleared its skyline within a few Read More...
Billionaire Peter Thiel helped fund plans to build the world's first floating city
Nearly a decade ago, billionaire Peter Thiel cofounded a nonprofit called Seasteading Institute, and contributed seed funding toward what could become the world's first floating city. By 2020, the Institute aims to build a dozen floating Read More...
Giant rats increase their attack on tuberculosis in Tanzania
The use of giant rats to sniff out the potentially deadly disease tuberculosis (TB) in Tanzania is set to nearly double by the end of the year due to successful detection rates, a charity who trains them Read More...
This graph makes it easy to keep track of the clean energy race
Nearly every country in the world is racing to make the switch from fossil fuels to renewable energy. It’s not an easy race to follow, especially with each country using different means to generate energy. On top of that, the terminology can be a bit hard to visualize. Do you know how much a Read More...
How black farmers are fighting discrimination by growing food
Did you know that more than 90 percent of farmers in the U.S. are white? Did you know that African-Americans are also 1.5 times as likely to be obese as white people, and that they eat fewer vegetables than other racial groups? For these reasons, a number of activists have started a movement in Read More...
Study: Living near fracking site can cause low birth weight in newborns
Not only is fracking terrible for the environment, it also has adverse effects on the health of infants. New research recently found a link between infants’ birth weight and their mothers’ proximity to hydraulic fracturing sites in Pennsylvania. They found that a mother who lived within one Read More...
Blockchain technology will bring the food industry some much needed transparency
The global food chain is complex, bringing together farmers, warehousing, shipping companies, distributors, and grocers. Involving so many different parties also means involving many different types of record keeping methods, from Excel sheets to emails to paper printouts. Not only is this system Read More...
Tea time: Ward off dementia by drinking a couple mugs of green tea every day
If you’re looking to keep your mind sharp, simply having two or more cups of green tea can help do the trick. Recent research found that regular tea drinkers who consume at least two mugs a day reduce their risk of developing dementia by nearly 30 percent. Although it’s not known exactly why Read More...