Researchers are developing tattoo inks that do more than make pretty colors. Some can sense chemicals, temperature and UV radiation, setting the stage for tattoos that diagnose health problems.
Elephants have the highest count of olfactory receptor genes of any species tested to date. This suggests that they may be the best smellers in the animal kingdom.
New research works out how to translate between the language of biology – molecules – and the language of microelectronics – electrons. It could open the door to new kinds of biosensors and therapeutics.
Detecting drier or wetter conditions is crucial for insect survival. We’ve long known they can do this – now researchers have discovered the genetic and neural basis for their humidity-sensing system.
Plants on the International Space Station must figure out how to grow in a completely novel environment. Their adaptability hints at how they’ll react to changes here on Earth – or in future space outposts.