PHILADELPHIA — When trees fall in the forest, unheard or not, they may change the shape of bird wings.
As logging whittled away at Canada’s vast boreal forest during the past century, bird species that frequent mature woodlands developed somewhat pointier wing tips, says André Desrochers of the Center for Forest Research at Laval University in Québec City.
Science & the Public
Sen. John McCain at last has submitted answers to the 14 written questions posed to each candidate by the Science Debate 2008 organization. The Republican senator’s responses confirm that he’s bullish on research and technology, albeit more fiscally conservative than Obama when it comes to federal funding of research and development.
To date, McCain’s tech stance has been...
It’s a dog-walker’s dream, a dose that quashes the urge to dash around without guidance. Too bad it works just for cockroaches.
A new analysis in the June 24 Current Biology reveals how venom of the jewel wasp (Ampulex compressa) wields such power over roaches. Once stung, cockroaches become so biddable that the small wasp can grab an antenna and lead the roach to a wasp...