In the Sept. 16 SN: Flexible brains learn with ease, making fair-minded machines, learning research hits classrooms, reading dodos’ bones, new battle of the sexes, tiny antennas, Southern Ocean upwelling in 3-D, black hole census and more.
HEAT WAVE Accelerating at a high rate could make empty space seem hot, according to an idea called the Unruh effect. Scientists may have spotted signs of an analogous phenomenon in ripples of water.
TO DYE FOR By changing the spacing between nanoparticles aggregated into balls, researchers created these inks of five different colors.
Ming Xiao/Univ. of Akron
SLIMED When startled, the dusky slug (Arion subfuscus) produces a goopy defense slime that slows down predators. Scientists are studying the chemical structure of this goo to make better surgical adhesives.