One fact a day
Today's Detail
One fact from the case files, chosen by the date in New York, so everyone sees the same detail today. Every fact links to its case file and sources.
Today's Detail
Today's Detail: Sheep Dipping
Organophosphate sheep dips only work as a full plunge dip.
From case file DD-602 · Sheep Dipping · Fact DD-602-F02
The Last 7 Days
FishBase lists maximum reports of 4.5 m and 200 kg.
DD-684 Arapaima Gigas ·DD-684-F02The Shiziguan floating bridge opened in 2016.
DD-658 Buoyancy Bridge II ·DD-658-F01Engine laser ignition systems typically use near-infrared Nd:YAG lasers to make a plasma spark.
DD-610 Laser Ignition ·DD-610-F02The tunnel into Whittier, Alaska closes overnight; its winter hours are 7 AM to 11 PM.
DD-008 One Roof Town ·DD-008-F07The name 'caracal' comes from the Turkish for 'black ears', after its long black ear tufts.
DD-041 The Caracal's Ear ·DD-041-F02Mount Kailash is sacred in Hinduism, Buddhism, Jainism and Bon.
DD-607 Mount Kailash ·DD-607-F02Footstep-power floors make only small amounts of energy. Tokyo Station's best day was about 940 kW·s, roughly a quarter of a kilowatt-hour.
DD-014 Footstep Power ·DD-014-F02
The site newsletter
Get Detail Direct
One daily fact plus new case files, straight to your inbox.