Genetic engineering is the act of modifying the genetic makeup of an organism. Modifications can be generated by methods such as gene targeting, nuclear transplantation, transfection of synthetic ...

A 16-year-old boy lifts a Volkswagen off his pinned neighbor. A mother fights off a polar bear to protect her children. A daughter heaves an overturned tractor from atop her father. These feats are ...

Tissue engineering is a set of methods that can replace or repair damaged or diseased tissues with natural, synthetic, or semisynthetic tissue mimics. These mimics can either be fully functional or ...

The search for intelligent life in our galaxy is shifting from abstract speculation to detailed cartography, as researchers ...