Donald Davidson’s Swamp Man thought experiment imagines a perfect duplicate appearing after a man’s death, raising questions about identity in the era of brain uploads and teleportation. The Snags ...

The Polaris Dawn crew Jared Isaacman, Scott "Kidd" Poteet, Sarah Gillis and Anna Menon explain the experiments conducted during the mission. Also, see a time-lapse of Isaacman's spacewalk. Credit: ...

As physicists search for a theory of quantum gravity, new results show that classical gravity can still interact with quantum fields to allow matter to become entangled. A new discovery suggests ...

What happens to the body in the deep sea? You need oxygen to survive, but too much oxygen can be deadly. If you rise to the surface too quickly, nitrogen bubbles can form in your body and kill you.

Biomedical engineer Rachel Lance says British scientists submitted themselves to experiments that would be considered unethical today. Her book is Chamber Divers ...

In 1942, the Manhattan Project needed to create a chain reaction—a crucial step toward proving that it would be possible to make an atomic bomb. The scientists achieved this sustained nuclear reaction ...

Atomic and molecular collision processes are the physical interactions of atoms and molecules when they are brought into close contact with each other and with electrons, protons, neutrons or ions.

In response to the COVID-19 pandemic, many in U.S. found themselves suddenly working from home and, with the closing of schools and childcare centers, working from home coupled with a change in family ...

On June 19, 1954, eleven boys from Oklahoma City boarded a bus bound for Robbers Cave State Park, about a hundred and fifty miles to the southeast. The boys had never met before, but all had just ...

Biomedical engineer Rachel Lance says British scientists submitted themselves to experiments that would be considered unethical today. Her book is Chamber Divers. Originally broadcast April, 10 2024.