This 2019 episode shares how Hennig Brand discovered phosphorous by boiling pee. But he was really thought the secret to the philosopher’s stone might be found in urine.
<p>Ken Goldberg is at the forefront of robotics — which means he tries to teach machines to do things humans find trivial.</p><p> </p><ul><li><strong>SOURCES:</strong><ul><li><a href="https://goldberg.berkeley.edu/">Ken Goldberg</a>, professor of industrial engineering and operat ... Show More