Interesting Things with JC

00:03:43

1796: “Free Fall Kinematics”

Interesting Things with JC ·

2026/10/05

Interesting Things with JC #1796: “Free Fall Kinematics” — Drop a baseball and gravity increases its downward velocity every second, but throw it upward and something unexpected happens at the top: its velocity reaches zero while its acceleration does not.

en

00:02:53

1793: "Velocity & Acceleration vs. Time"

Interesting Things with JC ·

2026/10/02

Interesting Things with JC #1793: "Velocity & Acceleration vs. Time" — A car can be moving fast with zero acceleration, while negative acceleration can actually make something speed up. Velocity and acceleration graphs reveal what an object is doing through their slopes, areas, and direction.

en

00:02:44

1790: "Physics: Position vs. Time"

Interesting Things with JC ·

2026/09/29

Interesting Things with JC #1790: "Physics: Position vs. Time" — A car moves down a road, stops, or turns around, and a simple position versus time graph records it all, while the slope reveals something the position itself does not.

en

00:05:30

1788: "What the Gateway Process Actually Proved"

Interesting Things with JC ·

2026/09/27

Interesting Things with JC #1788: "What the Gateway Process Actually Proved" — An Army officer examined Gateway in 1983. Decades later, his report circulates as CIA proof of manifestation. Somewhere between those two events, an assessment became an answer it never established.

en

00:02:50

1787: "Does Apple Cider Turn Into Alcohol?!

Interesting Things with JC ·

2026/09/26

Interesting Things with JC #1787: "Does Apple Cider Turn Into Alcohol?!" – Fresh apple cider starts bubbling. The sweetness drops. Alcohol is forming, and the process may not stop there.

en

00:02:50

1785: "Why the Desert Floods So Fast"

Interesting Things with JC ·

2026/09/24

Interesting Things with JC #1785: "Why the Desert Floods So Fast" – A desert thunderstorm drops rain faster than the ground can absorb it, sending excess water downhill into channels that were dry minutes before. Runoff from across the watershed combines in arroyos, where floodwater can arrive from a storm several miles upstream that never reaches the people standing downstream.

en

00:02:24

1782: "Why Sound Would Break Apart on Mars"

Interesting Things with JC ·

2026/09/21

Interesting Things with JC #1782: "Why Sound Would Break Apart on Mars" – A human voice travels through Mars’s thin atmosphere, but its higher frequencies move faster than its lower ones. Over 100 meters, the higher frequencies arrive about 17 milliseconds earlier, while the atmosphere absorbs them more strongly with distance. The voice grows quieter as its frequencies separate and fade.

en

00:02:38

1780: "The Hoover Dam Angels"

Interesting Things with JC ·

2026/09/19

Interesting Things with JC #1780: "The Hoover Dam Angels" – Visitors rub the bronze toes of Hoover Dam's 30-foot angels for good luck, unaware that the floor beneath them contains a star chart designed to reveal the dam's dedication date thousands of years in the future. The figures stand above an astronomical record that accounts for the slow wobble of Earth's axis.

en

00:02:31

1779: "The Encryption Keys Inside the Camera"

Interesting Things with JC ·

2026/09/18

Interesting Things with JC #1779: "The Encryption Keys Inside the Camera" – Hackers examine a stolen Flock camera and find an encryption key stored inside the device. Recordings meant to remain protected after theft become accessible, including approximately 1.6 million images and more than 27,000 video clips.

en

00:02:28

1778: "The Waffle House Hero"

Interesting Things with JC ·

2026/09/17

Interesting Things with JC #1778: "The Waffle House Hero" – James Shaw Jr. is trapped inside a Waffle House as a gunman fires through the restaurant, then the shooting stops. Shaw rushes the gunman, grabs the hot rifle barrel with his bare hand, wrestles the weapon away, and later turns the attention on him into more than $240,000 for the victims’ families.

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00:02:59

1776: "Ellen Langer - Counterclockwise"

Interesting Things with JC ·

2026/09/15

Interesting Things with JC #1776: "Ellen Langer - Counterclockwise" – In 1979, elderly men entered a retreat rebuilt as 1959 and were told to live as though twenty years had disappeared. Days later, researchers measured changes.

en

00:02:41

1774: "Uncle Sam Day"

Interesting Things with JC ·

2026/09/13

Interesting Things with JC #1774: "Uncle Sam Day" – Samuel Wilson is supplying beef to American troops in barrels marked “U.S.” when people begin connecting the initials with the Troy businessman they call Uncle Sam. The nickname spreads beyond the barrels, becomes a name for the U.S. government, and eventually turns Wilson’s September 13 birthday into an officially designated Uncle Sam Day.

en

00:02:51

1773: "The Clock Behind Instant Replay"

Interesting Things with JC ·

2026/09/12

Interesting Things with JC #1773: "The Clock Behind Instant Replay" – Two instant-replay feeds showing the same moment can reach officials milliseconds apart. Every step through processing, switching, transmission, encoding, and decoding can add hidden latency, so replay has to determine when each frame actually occurred instead of trusting when it arrived.

en

00:04:28

1771: "Debut of the Fresh Prince of Bel-Air"

Interesting Things with JC ·

2026/09/10

Interesting Things with JC #1771: "Debut of the Fresh Prince of Bel-Air" - The original Fresh Prince theme was much longer. In the video for the opening, Will packed and then flew first class, landed in LA and met his ride before there was ever a famous cab. Most of that trip was left on the cutting room floor!

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00:04:26

1770: "When a Parasite Rewires Behavior to Spread...

Interesting Things with JC ·

2026/09/09

Interesting Things with JC #1770: "When a Parasite Rewires Behavior to Spread Itself" – Infected Texas field crickets were sterile or producing barely moving sperm, but they kept mating, and infected males courted females sooner than healthy males. The virus was disrupting the immune signals that normally slow courtship during illness while still spreading through sexual contact.

en

00:03:28

1769: "Football Brain Injury Cover Up"

Interesting Things with JC ·

2026/09/08

Interesting Things with JC #1769: "Football Brain Injury Cover Up" – Dr. Bennet Omalu found CTE in Mike Webster’s brain, and the NFL’s concussion committee challenged the published finding and called for its retraction. More former players were diagnosed after death, and twelve years later researchers found CTE in 110 of 111 donated brains from former NFL players.

en

00:02:54

1768: "The Science of Jealousy"

Interesting Things with JC ·

2026/09/07

Interesting Things with JC #1768: "The Science of Jealousy" – Jealousy can fire before there is proof: attention shifts, suspicion locks in, and the brain starts tracking details and possible rivals. The threat may not be real, but the alarm already is.

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00:02:16

1767: "The Spider-Man of Paris"

Interesting Things with JC ·

2026/09/06

Interesting Things with JC #1767: "The Spider-Man of Paris" – A four-year-old boy hangs from a fourth-floor balcony in Paris. Mamoudou Gassama climbs the building with his bare hands and reaches him in about 30 seconds.

en

00:03:20

1764: "The Treaty of Paris"

Interesting Things with JC ·

2026/09/03

Interesting Things with JC #1764: "The Treaty of Paris" – Britain signs the Treaty of Paris recognizing all thirteen American states as “free sovereign and Independent States” and giving up its claim to govern them. The United States controls its own government and territory extending west to the Mississippi, while Britain agrees to withdraw its forces and deal with the new nation as an independent power.

en

00:04:02

1763: "Looking for Quantum Gravity with Light"

Interesting Things with JC ·

2026/09/02

Interesting Things with JC #1763: "Looking for Quantum Gravity with Light" – Scientists are firing lasers through interferometers to detect quantum gravity without reaching the Planck scale. QUEST found nothing, now more sensitive experiments are looking for fluctuations hidden in the light.

en

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