Weekly Science Blog Roundup

·New billboards have the perfect way to get kids interested in science: Celibacy. ·How much gas could hybrids save? Half of what we use now, MIT scientists say. ·Hey, spies! Brush up on your neuroscience; our national security is at stake. ·Could we use the heat that asphalt traps as an energy source? ·The suspected anthrax attacker, former government researcher Bruce Ivins, reawakens the mad scientist stereotype.