Emperor penguins are marching toward extinction. Antarctica fur seals too
Conservationists now list the penguins and seals as “Endangered.” Climate change in Antarctica has led to plunging populations.
Author: Carolyn Gramling
Mummified reptile hints at the origins of how we breathe
A cave preserved two animals’ rib cages, cartilage and even traces of protein, revealing a flexible breathing apparatus like that of today’s land dwellers.
Heavy soil tilling for agriculture can do more harm than good
The tiny seismic signals of rainwater moving through the ground show how heavy tilling damage soil.
To make a ‘Snowball Earth,’ sci-fi moves fast. Geology is far slower
The Day After Tomorrow, Snowpiercer, Snowball Earth: Such end-of-days visions of a frozen Earth are fantastical … but can contain a snowflake of truth.