Saving the world is a full time job, but so is “accounting” (or so my dad said) and having a demanding job should not be an ...

C.H. Waddington’s powerful image of embryonic stem cells specializing on a rolling landscape has captivated biologists since the 1950s. Experimental data is finally confirming, and complicating, his ...

Rosalind Franklin “was an experimental perfectionist," says crystallographer Elspeth Garman. Franklin: Universal History ...

Scientists may have found a clue to one of the biggest mysteries surrounding the origin of life: how fragile RNA molecules could gather and survive before cells existed. New research shows that RNA is ...

Why do human brains vary in size and shape, and how did our brains expand over evolutionary time to give us our enhanced cognitive abilities? Researchers at the UNC Department of Genetics and the UNC ...

The study offers new insight into how genetic changes affect the structure of the human cortex, a brain region important for thinking and memory. Illustration by BiancaVanDijk from pixabay. Why do ...

For more than 200 years, one question about the nation's third president has lingered: Did Thomas Jefferson father children with Sally Hemings, a woman 30 years his junior whom he held in slavery? The ...

America’s longest-running paternity dispute has seemingly come to an end: Thomas Jefferson fathered children with Sally Hemings, his enslaved chambermaid, and the Smithsonian has the DNA to prove it.

A highly anticipated book due out next week claims to settle one of the nation’s oldest and most divisive debates — whether Thomas Jefferson fathered children with Sally Hemings, an African American ...