The president’s executive order signaled an intention to narrowly define the sexes, but experts say he is oversimplifying the ...

The scale invariance in branch diameter dictates how much smaller a limb should be as it branches and how much investment a ...

Yet only “Gray Tree” has scale-invariant branch diameters. When Mondrian removes the scale invariance in “Blooming Apple Tree ...

Scientists at Lund University analyzed soft tissue from a 183-million-year-old plesiosaur fossil, discovering both smooth and ...

Researchers have analyzed the soft tissue from a fossilized plesiosaur for the first time. The results show that the long-necked marine reptile had both smooth and scaly skin. This was likely so it ...

The discovery of a well-preserved fossil is helping researchers learn more about an iconic Jurassic-period dinosaur. The ...

Vital opens on Saturday at the Franklin Institute, and features real human specimens preserved to showcase the inner workings of the human body. The exhibit is returning to the museum and runs from ...

Humans don't have hollow bones like birds do, so how big would our wings have to be to lift us off the ground?

Trump’s executive order on “Gender Ideology Extremism and Restoring Biological Truth to the Federal Government,” intended as an attack on transgender American s and disingenuously disguised as ...

Last winter when members of the Biology Club stumbled across a slimy, grey mass in a dog shark’s stomach during a dissection, ...