One halcyon spring day in 1903, the 69-year-old anatomist and naturalist Dr. James Bell Pettigrew sat at the top of a sloping ...

From there, blood flows across the tricuspid valve into the right ventricle, where it is sent to collect oxygen in the lungs. The oxygenated blood flows back to the heart via the left atrium, where it ...

The terms "left-brained" and "right-brained" refer to the two hemispheres of the brain's cerebrum. The left hemisphere generally focuses more on speech and language, while the right hemisphere manages ...

Ridglan Farms houses more than 3,200 dogs whose only purpose is to be used in - or sold for - scientific experiments.

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Have you been paying attention to current events recently? See how many of these 10 questions you can get right. Compiled by Jeremy Engle How do these journalists craft arguments to compel readers?

Atomic and molecular physics it the study of the properties, dynamics and interactions of the basic (but not fundamental) building blocks of matter. A crucial component of this is understanding ...

Firings and buyouts hit the top-secret National Nuclear Security Administration amid a major effort to upgrade America’s ...

January 17, 2025 • Inauguration Day is President-elect Donald Trump's chance to set the tone for the next four years. Currently, his favorability is the highest it's ever been. He's already ...

Robert Oppenheimer, the father of the atomic bomb? Oppenheimer’s name has ... but the prevailing antisemitism mostly doomed those efforts and left him with a predominantly Jewish friend group.

Scientists discovered a way to block hepatitis B infection using an anticancer drug, offering hope for new treatments.