They detected clear chemical signatures in these remains, which indicated that lead exposure for these species dated back to at least two million years ago. Through high-precision laser-ablation ...
Wolves roaming the Mongolian steppes cover more than 7,000 kilometers a year. The Arctic tern flies from pole to pole in its ...
As ecosystem engineers, beavers build resilience into the landscape. Above ground, we can see changes wrought by beaver ponds ...