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Jess Romeo
Jess Romeo
Karate physics: How your hand can break concrete without breaking itself
A human hand has the power to split wooden planks and demolish concrete blocks. A trio of physicists investigated why this feat doesn’t shatter our bones.
The rise and fall of the jetpack
On the morning of April 20, 1961, all conditions were "go" for an attempt at free flight. A man was on standby with a fire extinguisher. Just in case.
ADHD: The history of a diagnosis
Attention deficit hyperactivity disorder has been a controversial diagnosis since it was first described, back in the 1940s.