10 years since Japan’s tsunami, ants do social distancing, otters save kelp forests, ancient and agile hippo-sized reptile and autism and human innovation

Published: March 12, 2021, 5:10 a.m.

Earthquake science takes great strides in the 10 years since massive quake hit Japan; Ant-i-social distancing: Ants know how isolation prevents the spread of infection; Sea otters have been saving Pacific kelp forests from rapacious sea urchins; As big as a hippo, but speedy like a cheetah: meet the intimidating Anteosaurus; Is autism the legacy of humans evolving the ability to innovate?