How isotopes reveal insights into ecosystems

Isotopes of elements are like siblings. They have the same number of protons and electrons but a different number of neutrons than the primary form of the element. This difference in neutrons doesn't affect their chemical ...

Why do we find so much amber in Cretaceous rocks?

What would a traveler from the future think if one day s/he could analyze the rocks that are currently forming on the planet? Surely, this person would find quite a few plastic fragments and wonder why this material was so ...

page 5 from 35