A female walrus demonstrated the lengths moms — animal and human alike — will go in order to protect their offspring when she sank a Russian research boat that came close to her...

 Octopuses in the wild have often been observed changing their skin color and texture to avoid predators or to catch unsuspecting prey. Now, for the first time, a researcher has...

Astronomers have long suspected that celestial bodies from other solar systems traverse through ours frequently. However,  it is only recently that they have been able to identi...