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CURIOSITIES

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Green Uranium Glass Ball
New
Out stock

In the past, glass manufacturers added uranium to glass for color. Uranium has since become more strictly regulated, but the old uranium glass objects are still floating around. Because of the uranium content, these marbles glow bright green under ultraviolet light. ...

$5.00
Aerogel
New
Out stock

Aerogel is one of the most impressive materials humans have created...so far. This vial contains 25mL (approximately 1 heaping handful) of silica aerogel particles—the world's lightest known solid material. Commonly called "frozen smoke", it is safe to touch, hydrophobic (repels...

$16.00
NASA Mission Control Computer Chip
New
Out stock

During the 1970s–80s, NASA used state-of-the-art computers from the company Modular Computer Systems. These "MODCOMP" systems were used in processing and controlling the telemetry of many space projects including the Voyager probes, Skylab, as well as the early Space Shuttle launches....

$17.95
Trilobite Fossil
New
Out stock

Species:  FlexicalymeneEra: Ordovician (500–425 million years ago)Location: MoroccoThese photos are representative of our current inventory. You may not receive these exact specimens. We prioritize sending the biggest specimens first.  

$11.00
Japanese Star Sand
New
Out stock

Star sand is a biogenic "sand" made of the star-shaped exoskeletons of tiny, single-celled sea creatures belonging to the Foraminifera group. This sample is from Ishigaki Island in Okinawa, Japan. This type of sand can only be found on a...

$4.50
Fossilized Crow Shark Tooth
New
-50%
Out stock

A tooth fossil that once belonged to a prehistoric shark. Species: SqualicoraxEra: Cretaceous (100–70 million years ago)Location: Kansas This listing is for one tooth fossil. This image is a representation of what you can expect to receive. You may not receive these...

$4.00$2.00
Mosasaurus Tooth
New
Out stock

This is an authentic fossilized tooth from a mosasaurus—a giant, carnivorous, marine lizard that lived until about 66 million years ago. Species:  MosasaurusAge: 70 million years ago (Late Cretaceous)Location: Morocco   The item you receive may differ slightly from the one pictured. All...

$16.00
Cephalopod Ink
New
Out stock

Almost all cephalopods- the tentacled class of marine mollusks that include the octopus, squid, and cuttlefish- have the ability to eject dark ink from their body as a method of escaping predators. The melanin-based ink is stored in an ink...

$4.00
Campo del Cielo Meteorite
New
Out stock

These Campo del Cielo meteorites fell to Earth 4,000–5,000 years ago in  Argentina. They are estimate to be about 4.5 billion years old and likely formed during early development of our solar system. A great birthday gift for someone uncomfortable about...

$12.00
Giant Sequoia Seeds
New
Out stock

Grow a Giant Sequoia—the most massive tree in the world! Each vial contains around half a dozen seeds, each crammed with all the genetic information to grow one of the largest organisms on Earth. Be sure to study the proper growing/care...

$2.00
Fossilized Insect in Amber
New
Out stock

An insect trapped in amber around 40 million years ago. This listing is for a random piece of amber containing at least one insect fossil. Amber pieces range from a few millimeters to a centimeter. Why a random selection? These specimens are...

$13.95
Redwood Seeds
New
Out stock

Grow you own Coast Redwood—the tallest trees in the world! Each vial contains several seeds, each crammed with all the genetic information to grow into one of the largest organisms on Earth. Be sure to study the proper growing/care instructions for...

$2.00
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