Federal Lab Says It Can Harvest Fuel From Air (With a Catch)
Scientists at Los Alamos National Laboratory say they have developed a way to produce a truly carbon-neutral fuel using carbon dioxide removed from the air as the raw material. dotearth.blogs.nytimes.com
For top medical students, an attractive field
Two specialties concerned with physical appearance â dermatology and plastic surgery â are among the most competitive residency programs. iht.com
Tests Confirm T. Rex Kinship With Birds
An analysis of proteins extracted from fossils has yielded the first molecular data confirming the hypothesis of a close dinosaur-bird ancestry, scientists say. nytimes.com