Fossilized tree resin is called amber. Its translucent sheen and natural beauty have been appreciated for centuries. Amber is mentioned four times in...
Evolutionary scientists recently claimed to have discovered bacteria that are 101.5 million years old. In 2010 researchers collected deep-sea sediment...
Ichthyosaurs are marine reptiles that occur globally in the same rock layers as dinosaurs. Specimens with babies support the idea that they gave live...
We are all familiar with vocalizations in the animal world. For example, dogs bark, birds sing, frogs croak, and whales send forth their own distinct...
Tandem repeats (TRs) are short sequences of DNA repeated over and over again like the DNA letter sequence TACTACTAC, which is a repetition of TAC three...