06 December 2013, 09:03 PM ET
The Maya civilization stretched throughout Central America and reached its peak during the first millennium A.D.
06 December 2013, 08:51 PM ET
George Washington Carver was a prominent American scientist and inventor who developed hundreds of products using peanuts and other plants.
06 December 2013, 12:15 PM ET
Turmeric is a spice with a long history of use in cooking and religious rituals, and evidence suggests it may hold health benefits as well.
06 December 2013, 12:49 AM ET
Does adding sugar, aspiring or vinegar to the water keep your Christmas tree fresher longer? Try this experiment to find out.
04 December 2013, 09:36 PM ET
The Andean peak is also the highest in the Western and Southern hemispheres.
02 December 2013, 07:00 PM ET
Using laundry powder, create beautiful crystal snowflakes you can hang on your Christmas tree.
27 November 2013, 11:12 PM ET
The Brazilian wandering spider is one of the most venomous spiders on Earth.
27 November 2013, 11:08 PM ET
Stories about children raised by wild animals are common in myth and folklore. Fortunately, true tales of feral child have proven to be hoaxes.
26 November 2013, 11:41 PM ET
Garden spiders are the creators of the delicate, circular, spoked webs that are the classic image of a spider web.
26 November 2013, 06:05 PM ET
Spectroscopes split light into different wavelengths. You can use them to determine the chemical composition of objects such as stars and elements.
25 November 2013, 06:19 PM ET
Cyclobenzaprine is a prescription medication that is used as a muscle relaxant. It is intended for short-term use, and should be used with other medications.
25 November 2013, 05:24 PM ET
Funnel-web spiders build funnels out of their webs. Some of these spiders are among the most venomous in the world.
22 November 2013, 06:17 PM ET
Wolf spiders are large hunting spiders that exhibit unique parenting habits.
22 November 2013, 04:25 PM ET
Ununoctium — Element 118: Properties, sources and uses.
22 November 2013, 04:16 PM ET
Ununseptium — Element 117: Properties, sources and uses.
22 November 2013, 04:07 PM ET
Livermorium — Element 116: Properties, sources and uses.
21 November 2013, 07:37 PM ET
Huntsman spiders are long-legged predators that hunt down their prey. One species of huntsman spider has a leg span of 12 inches — or as big as a dinner plate.
21 November 2013, 05:47 PM ET
Ununpentium — Element 115: Properties, sources and uses.
21 November 2013, 05:22 PM ET
Flerovium — Element 114: Properties, sources and uses.
21 November 2013, 04:40 PM ET
Ununtrium — Element 113: Properties, sources and uses.
20 November 2013, 06:16 PM ET
Copernicium - Element 112: Properties, sources and uses.
19 November 2013, 07:14 PM ET
Ley lines supposedly circle the globe, connecting monuments and sacred sites with undetectable "earth energies."
19 November 2013, 07:08 PM ET
Prednisone is a medication aimed at treating symptoms of inflammation, allergies and chronic conditions.
19 November 2013, 07:04 PM ET
Roentigenium — Atomic number 111: Properties, sources and uses.
19 November 2013, 05:47 PM ET
The Incas built a vast empire without the wheel, powerful draft animals, iron working, currency or a writing system.
18 November 2013, 11:44 PM ET
Carstensz Pyramid rises 16,024 feet above the Indonesian jungle. It is the highest island peak in the world.
18 November 2013, 11:38 PM ET
What makes you, you? Psychologists use five major traits to sketch out personality types.
18 November 2013, 06:17 PM ET
Darmstadtium — Atomic No. 110: Properties, sources & uses.
18 November 2013, 06:04 PM ET
Meitnerium — Atomic No. 109: Properties, sources & uses.
13 November 2013, 08:56 AM ET
Tramadol is a prescription medication used to treat pain.
11 November 2013, 05:40 PM ET
Mount Vinson is the eighth-highest mountain in the world.
08 November 2013, 06:35 PM ET
A spinal cord injury is caused by damage to parts of the spine.