'Food production must double by 2050 to feed the world's growing population.' This truism has been repeated so often in recent years that it has become widely accepted among academics, policymakers and farmers, but now researchers are challenging this assertion and suggesting a new vision for the future of agriculture. New research suggests that production likely will need to increase between 25 percent and 70 percent to meet 2050 food demand.
The seemingly harmless blinking lights on servers and desktop PCs may give away secrets if a hacker can hijack them with malware. Researchers in Israel have come up with an innovative hack that turns a computer's LED light into a signaling system that shows passwords and other sensitive data. The researchers at Ben-Gurion University of the Negev demonstrated the hack in a posted Wednesday. It shows a hacked computer broadcasting the data through a computer’s LED light, with a drone flying nearby reading the pattern.
Scientists have focused recent work on the study of and utility of adult-derived stem cells. The team put together the review after recognizing that the medical and general communities have limited knowledge about the various types of stem cells and how they could be used in medicine.
Concussion testing on the athletic field depends upon comparing an athlete's post-concussion neurocognitive performance with the results of a previously administered baseline test. Experts believe some athletes, in hopes of a quicker post-injury return to play, may 'sandbag' the concussion test by giving a lackadaisical baseline performance. A researcher has developed a statistical technique to detect when an athlete is sandbagging.