In the April 29 SN: Proton puzzles, venomous swimmers, seeking early signs of autism, maximum entanglement, cephalopod intelligence insights, glass frog mothering techniques, Einstein on TV, touchy tyrannosaurs, seeing cells in 3-D and more.
STOMATA SUPERSTARS Scientists have gained new insight into why grasses like Brachypodium distachyon have extra-efficient stomata, adjustable pores on leaves that help regulate the exchange of water and gases between a leaf and the outside world.
Samuel Hazen/Univ. of Massachusetts Amherst
PRETTY LITTLE KILLER Springtime for parasitoids in the southeastern United States means a female Euderus set wasp (one shown) searches oak stems for victims hidden inside.
S.P. Egan et al/ZooKeys 2017
DETOX Rice plants can convert arsenic to a different form in their roots to push the toxic element back into the soil.