LifeWe can now bioengineer catnip instead of extracting it from plants Catnip contains a chemical that makes a highly effective insect repellent, but extracting it from plants is expensive. Now it can be produced using genetically engineered yeast News
LifeComplex social lives of orcas revealed by drone observations Killer whales tend to have close friendships with those of similar age and sex, scientists have discovered by filming them from drones News