00:00:00 A duck's quack has an echo
00:00:32 Arctic tern's incredible journey
00:01:11 It rains diamonds on Neptune
00:01:39 The first speeding ticket
00:02:05 Lightning striking the same place
00:02:36 Vending machines vs. sharks
00:03:05 Born at midnight on January 1
00:03:39 Hippos secrete "bloody sweat"
00:04:03 Inca city resists earthquakes
00:04:34 Bats as the only flying mammals
00:05:02 Amazing sunsets on Mars
00:05:41 Regret over pop-up ads
00:06:10 USA's "rain of spiders"
00:06:44 Scotland's unicorn animal
00:07:18 World’s longest bridge
00:07:47 Longest word with one vowel
00:08:16 Changing a dollar 293 ways
00:08:44 Skin microbes outnumber people
00:09:19 Big Ben is not a clock
00:09:42 Birds that "talk"
00:10:10 One billion seconds = 32 years
00:10:43 World’s smallest fish
00:11:19 Lakes underwater
00:11:56 Origin of "honeymoon"
00:12:29 Organic food facts
00:13:05 Why newborns don’t cry tears
00:13:28 Blink lasts 0.3 seconds
00:14:01 King Louis XIV's 72-year reign
00:14:34 Why cats purr
00:14:57 Fawns have no scent
00:15:25 Amsterdam's sewer system
00:15:51 Johnny Appleseed's story
00:16:24 World’s smallest monkey
00:16:56 Elephants mourning their dead
00:17:28 Germany's crocodile farm
00:17:54 Why banknote sizes differ
00:18:26 Chocolate Cosmos flower
00:18:59 Medieval wine measurements
00:19:32 Dragonfly mystery
00:20:08 Laser is an acronym
00:20:47 "John" is 4,000 years old
00:21:13 Loving to talk about oneself
00:21:43 Dirty keyboards
00:22:10 Glow-in-the-dark mushrooms
00:22:39 Tokyo’s no street addresses
00:23:08 Pennsylvania's peak vs. Colorado
00:23:39 Great Wall’s sticky rice secret
00:24:09 Plastic vs. real flamingos
00:24:40 Fungi controlling insects
00:25:11 Squirrels causing power outages
00:25:48 Fear of cooking is real
00:26:17 Animals allergic to humans
00:26:46 Longest time between twins' births
00:27:15 Japan’s paper buildings
00:27:45 Coca-Cola’s secret ingredients
00:28:16 Goat-herding tunnel in Norway
00:28:48 Laughter is heart-healthy
00:29:16 First computer bug
00:29:47 Underwater waterfall
00:30:28 Olive oil vs. cancer
00:31:03 Kenya’s moving lakes
00:31:29 Swedish king’s limited power
00:32:12 Why chickens peck food
00:32:43 Mysterious bent trees in Poland
00:33:13 Saving ink with a period
00:34:01 Dubai’s rotating skyscrapers
00:34:28 Crocodiles digesting metal
00:35:02 Cows have best friends
00:35:34 First wooden computer mouse
00:35:56 Greenland shark’s 500-year life
00:36:37 Antarctica is a desert
00:37:14 Icebergs’ visible fraction
00:37:38 Ancient Roman togas
00:38:08 Mexico’s fiery mountain
00:38:44 Giraffes’ neck vertebrae count
00:39:12 Giraffe spots like fingerprints
00:39:42 Argentina’s burning river
00:40:14 Frogs freezing without dying
00:40:47 World’s most venomous snake
00:41:17 Deepest lake’s freshwater share
00:41:52 Decks of cards and the universe
00:42:22 Fungi closer to animals
00:42:57 Answering the phone with "Ahoy"
00:43:30 Mauna Kea taller than Everest
00:44:01 Astronauts’ road maps on the Moon
00:44:34 Hearing bridges in Italy
00:45:03 Longest earthquake lasted 10 minutes
00:45:39 Platypus is a strange creature
00:46:09 Polar bears’ black skin
00:46:36 Turkey’s palaces for stray cats
00:47:03 Venomous platypus