Time will tell: Geoscientists develop tool to chronicle unexplained gaps in the rock record
Iron oxide minerals are found in rocks around the globe. Some are magnetic, and some of them rust—especially when exposed to ...
A Biologist Retraces Wallace’s Line—A 21-Mile Strait That Split Evolution In Two
Officially mapped in 1863, but in effect for millions of years, Wallace's Line has maintained two distinct animal kingdoms on ...