“Molecular sponge” could replace the pesticides used for ant control

It’s a quandary – leafcutter ants cause a great deal of damage to tropical crops, but applying pesticides to those crops harms the environment. Scientists have developed a possible solution, in the form of a high-tech material that uses an odor to trap… Continue reading “Molecular sponge” could replace the pesticides used for ant control

Inexpensive acoustic projector delivers sound to moving targets

Imagine if you were a spy who needed to receive secret messages while you walked around a crowded room, but you didn’t want to wear an earpiece. Well, a cheap new device could help. It’s billed as being “the first sound projector that can tra… Continue reading Inexpensive acoustic projector delivers sound to moving targets