Students from the University of Arizona are developing an inexpensive biosensor - a device through which it will be possible to monitor the quality of drinking water.
Harmless school supplies, textbooks, portfolios and other attributes of students. It would seem, how can these objects cause harm to the child? In 75% of school goods revealed the content of chemicals that provoke serious diseases - phthalates.
For the chefs and gourmets, the ideal steak is similar to the Holy Grail. To their endless search, Chinese scientists have joined to work on the creation of a genetically modified breed of cows, whose meat should have excellent taste qualities.
