South Park is on the threshold of its 20th season: what is the source of its staying power?
With the Paris Agreement leaving it up to the governments of individual countries to determine their own emission reduction targets, it is clear that the only way those targets will ever improve is if we - the citizens of those countries - insist to our governments that they do so.
In early May, a rapid, low-cost, freeze-dried, paper-based, strain-specific diagnostic system for detection of the Zika virus was introduced by an international consortium of researchers led by synthetic biologist James Collins of Harvard's Wyss Institute for Biologically Inspired Engineering. It could soon be used in the field to screen blood, urine or saliva samples.
Musk and those who criticize hydrogen fuel often point to the cost of production, stating that the energy output to produce and store hydrogen outweighs the positives of the element itself.
By 2030, 75 percent of the world's population is expected to be living in cities. Today, about 54 percent of us do. In 1960, only 34 percent of the world lived in cities.