It's the first observation of "sympatric" evolution: that two species evolved from a common ancestor despite no geographical separation ...

Plants have small pores on the underside of their leaves, known as stomata. When the sun rises, these pores open and the ...

Ever wonder how many trees stand tall in North America's vast boreal forest? A new University of Alberta study has the answer ...

A research team has created a comprehensive evolutionary tree of all bird species, integrating data from hundreds of studies ...