Reporting in Nature Biotechnology, researchers write of genetically engineering mosquitoes to pass lethal genes to their offspring, in hopes of crashing populations of one dengue-transmitting species. Science writer Bijal Trivedi talks about recent tests of the bugs, and the concerns of critics.
The Federal Trade Commission said it has reached a settlement with David J. Romeo and two companies he controlled that bans them from "making any weight-loss claims while marketing foods, drugs, and dietary supplements." Under the agreement, Romeo will forfeit a Vermont vacation house.
Some religious groups want exemptions from federal requirements that they cover prescription birth control in their health plans. But backers of the rules say the changes proposed by the opponents would render the mandate meaningless.
When you give to WAMU, your tax-deductible membership gift helps make possible award-winning programs such as Morning Edition, All Things Considered, The Diane Rehm Show, The Kojo Nnamdi Show, and other favorites.