Secrets of the Underground
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Where Did the Female and Male Symbols Originate?
Funny enough, these symbols were used to classify plants before classifying humans and animals.
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Where did this well known symbol come from?
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Go with Rob behind the scenes to see where parts of the show are shot!
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Gungywamp was one of Rob’s favorite spots during this season of Secrets of the Underground!
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Gungywamp May Provide Proof of Europeans in the Americas Before Columbus
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The Great Serpent Mound is a 1,348-foot-long prehistoric effigy mound in Ohio. Scientists are sure what it’s purpose was.
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A collection of dinosaur marks can be found near Denver. Some of these markings are believed to be part of a mating ritual that can still be seen in modern bird species.
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Dinosaurs Left Mating Ritual Marks in Colorado
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Enormous dinosaurs and teeny birds have a lot more in common than you might think!
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What do Plovers and Dinosaurs Have in Common?
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First, scientists like to date the rock in which the fossil is on. Radiometric dating is a technique used to date materials such as rocks or carbon.
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How Do Palenologists Date Fossils?
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What is Pi and where did its symbol come from?
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Where Did Pi Come From?
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The cave in central Texas is home to more than 10,000 prehistoric fossils.
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A single bill contains dozes of symbols.
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The official reports claim that all 57 workers died from Cholera, but something more sinister may have occurred.
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Funny enough, these symbols were used to classify plants before classifying humans and animals.
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First, scientists like to date the rock in which the fossil is on. Radiometric dating is a technique used to date materials such as rocks or carbon.
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A collection of dinosaur marks can be found near Denver. Some of these markings are believed to be part of a mating ritual that can still be seen in modern bird species.
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Enormous dinosaurs and teeny birds have a lot more in common than you might think!
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In order to further explore a cave in San Antonio, Rob Nelson crawls through incredible tight caverns. Don’t worry though, he’s only a little claustrophobic.
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There’s a mysterious underwater rock circle that supposedly has carvings in it.
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Sign In
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What is Pi and where did its symbol come from?
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Where Did Pi Come From?
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The cave in central Texas is home to more than 10,000 prehistoric fossils.
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Four-leaf clovers have been considered lucky for a LONG time!
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Scientists can Create Mini Earthquakes in a Lab
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On the Oregon coast there is a natural hole that appears to drain the sea.
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In order to see fine details underwater, scientists use special tech.
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How Do Scientists Scan Underwater?
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