Dr. Shulgin, 88, was a biochemist who helped spread the popularity of Ecstasy, later banned by the DEA.
Centers for Disease Control and Prevention says antibiotic-resistant microbes kill 23,000 each year.
New project explores the cosmic puzzle of “dark energy,” the force driving the universe apart.
Nerve agents are the most deadly of the types of chemical weapons recognized by experts.
Among his innovative campaigns, he persuaded Kellogg to put the NCI’s number on All-Bran boxes.
Sodium left behind in upper atmosphere will be turned into guide stars to help calibrate telescopes.
Concentrations of the heat-trapping gas hit 400 parts per million — a level not seen in millions of years.
A robotic capture could launch as soon as 2017, with astronauts later being sent near the moon to study it.
‘Baby picture’ provides insight into creation of cosmos — and raises questions.
NASA probes exploring the Van Allen radiation belts spy a third, unexpected band of radiation.