"Steve's Grammatical Observations brings you a close examination of commonly overlooked grammatical blunders we commit on a daily basis. Do you say "is-is"?"

posted by yoghurt 1 decade 5 years 8 months 3 weeks ago • 7,597 views • 2:02

Acclaimed chef and restaurant owner Alice Waters' Edible School Yard program. www.edibleschoolyard.org

posted by notarobot 1 decade 5 years 8 months 2 weeks ago • 1,540 views

Now you can go take a close look at Mars with Google Earth!

posted by mintbbb 1 decade 5 years 8 months 2 weeks ago • 1,873 views

YT: Since I was a kid I've been a keen amateur astronomer, and have always marveled at watching the sky move, but in my mind feeling the Earth move. Day and night, the stars and the planets are something... continue reading

posted by drattus 1 decade 5 years 8 months 2 weeks ago • 1,283 views

NASA's STEREO spacecraft sees Jupiter move behind the Sun in this 30 hour animation compressed into just 11 seconds. You can see Jupiter's moons orbiting it! (From YouTube)

posted by Zifnab 1 decade 5 years 8 months 1 week ago • 1,502 views

"Walter Lewin gives a Museum lecture/demonstration for learners young and old. He unveils the real meaning behind words and things most of us use everyday without reflecting on what marvels they really represent" ... continue reading

posted by mauz15 1 decade 5 years 8 months 1 week ago • 3,419 views

Happy Spring Equinox everyone!

posted by Gratefulmom 1 decade 5 years 8 months 1 week ago • 888 views

A section of an amazing documentary of our seas. We still don't know everything that exists on our planet, thus making our world more exiting and beautiful

posted by yourhydra 1 decade 5 years 8 months 1 week ago • 1,419 views

Synapses are specialized places between two nerve cells used for signal transmission between them. Neurotransmitters are chemicals released by neurons, that stimulate neighboring neurons and chemically... continue reading

posted by mauz15 1 decade 5 years 8 months 1 week ago • 16,691 views • 1:00

Very brief and basic description of neurons.

posted by jonny 1 decade 5 years 9 months 2 weeks ago • 1,055 views • 39 secs

HQ look at an amazing transformation.

posted by silvercord 1 decade 5 years 8 months ago • 1,669 views

A Paramecium captured in the process of dividing. They are single-celled organisms, who split to duplicate. Doesn't look easy to do, as you can see here. More (not much) on paramecium here: http://en.wikipedia.org/wiki/P... continue reading

posted by doogle 1 decade 5 years 8 months ago • 2,869 views

Researcher shows how an arrangement of three common houseplants, used in specific spots in a home or office building, can result in measurably cleaner indoor air...

posted by smiley 1 decade 5 years 8 months 1 week ago • 1,794 views • 4:04

The earliest humans were perplexed by the stars and they attached meanings to them in an attempt to understand their significance. In this installment of the series Cosmos, Carl Sagan examines these early... continue reading

posted by mauz15 1 decade 5 years 7 months 4 weeks ago • 2,970 views

Is there life on Mars? Dr. Sagan takes viewers on a tour of the red planet first through the eyes of science fiction authors, and then through the unblinking eyes of two Viking spacecrafts that have sent... continue reading

posted by mauz15 1 decade 5 years 8 months ago • 3,778 views • 1:01:12

"The Mofu people seek out this elusive ant, which they call Jaglavak, when termites threaten their homes and crops. The army ant genus Dorylus, also known as driver ants, safari ants or siafu, are found... continue reading

posted by ant 1 decade 5 years 8 months ago • 4,062 views • 4:40

Hepatitis C is an infectious disease affecting the liver, caused by the hepatitis C virus (HCV). The infection is often asymptomatic, but once established, chronic infection can progress to scarring of... continue reading

posted by mauz15 1 decade 5 years 8 months ago • 2,495 views

Bill Nye "The Science Guy" hosts a series that highlights the greatest scientific discoveries of all time, from the earliest time to the present day. The series features nine episodes: Evolution, Earth... continue reading

posted by mauz15 1 decade 5 years 8 months ago • 9,126 views

"This video shows an experiment that finds out how they comunicate when they are looking for food, for example. They make different signals depending on the situation. Just amazing..." From http://myrmecos.wordpress.c... continue reading

posted by ant 1 decade 5 years 8 months ago • 3,571 views