An ambitious plan to map all 37 trillion cells in the human body is transforming understanding of how our bodies work, scientists report. The received wisdom said we were built from around 200 types ...

After all, eggs that have failed to fertilize are almost by definition ... cell grown from human embryonic stem cells. They have only the slightest shuffle in their gait. They hold their tails high.

How do cells meet our bodies’ ever changing energy needs? In most animal cells, adenosine triphosphate (ATP), a compound with high potential ... molecules. The human body uses three types ...

Researchers discovered that when Covid-19 infects a human cell, it sets off a ghoulish transformation. The cell doesn’t die right away. Obeying instructions from the virus, the newly infected ...