The sperm and the egg cell's nuclei compete for size directly after fertilization and this is necessary for proper embryonic ...

Just like vertebrates, cephalopods — such as octopuses and squid — have elaborate brains. Neuroscientists are flocking to ...

Humans share a significant portion of their genetic material with other living organisms, including about 60 percent with ...

The Village Voice reviews Martha Schwendener’s new book on Vilém Flusser (1920-1991), who prophesied the dangers of digital tech.

Bone marrow is the spongy tissue located within the hollow center of bones, serving as the primary site for the continuous ...

Baby tapirs look like walking watermelons with their striped and spotted bodies — a unique pattern that is as strategic as it ...

A commercial roof usually does not require a lot of attention—until problems arise. Yet it is an essential protective system ...

Should scientists intervene when faced with the possible self-destruction of a species? That question sits at the heart of ...

For example, right before females ovulate — when estrogen reaches its peak — they tend to be more physically active. The ...

Human aging is not what natural selection failed to prevent. It is what happens when selection simply has nothing left to act ...

Researchers are gaining a new appreciation for the genes on the X and Y chromosomes and how they shape sex differences in ...

A statue of Henry David Thoreau, the subject of a new PBS documentary, stands in front of a reproduction of his cabin at the ...