In the March 4 SN: Search for sustainable catalysts, deflating cancer’s defenses, species miscounts, frog spit secrets, an acrobatic bat robot, coconut-cracking crabs, baffling X-ray bump, neutron’s elusive lifetime, Zika’s baby photo and more.
When the tectonic plate carrying India
slammed into Asia about 50 million years ago,
the ensuing geological changes triggered a long-term cooling trend. That trend later
enabled Antarctic ice sheets to grow, a new study suggests.