EXPLO.TV - Webcasts, Video Clips, and Podcasts from the Exploratorium

AfterSchool Activities: Color Chromatography Activity: Step-by-Step Demonstration (Clip)

Running Time:
00:04:51

A detailed demonstration of how to do the Color Chromatography activity, which lets you see the colors hidden in black ink. Includes a discussion of materials needed.

Project: AfterSchool Activities | Browse All

Date: September 10, 2009
Format: Demonstration / Activity
Category: Everyday Science
Subject(s): General Science, Chemistry

Keywords: chromatography, capillary action, ink, color, art, afterschool

AfterSchool Activities: Color Chromatography Activity: Introduction (Clip)

Running Time:
00:01:12

An introduction to an activity that lets you discover the secret colors hidden in black ink. With a paper towel, a black marker, and a cup of water, create a rainbow of colors while exploring capillary action and chromatography.

Project: AfterSchool Activities | Browse All

Date: September 9, 2009
Format: Demonstration / Activity
Category: Everyday Science
Subject(s): General Science, Chemistry

Keywords: chromatography, capillary action, ink, color, art, afterschool

AfterSchool Activities: Color Chromatography Activity: What's Going On (Clip)

Running Time:
00:01:33

Explore the science behind this activity, including capillary action (how the water moves up the paper) and chromatography, or how different elements of the ink are carried along at different rates, allowing you to see that black ink is actually made up of many different colors.

Project: AfterSchool Activities | Browse All

Date: September 9, 2009
Format: Expedition
Category: Everyday Science
Subject(s): Chemistry, General Science

Keywords: chromatography, capillary action, ink, color, art, afterschool

Iron Science Teacher: Batteries (Webcast)

Running Time:
00:52:10

Cheer on the competitors in this zany science cook-off. Teachers compete before a live audience at the Exploratorium for the revered title, "Iron Science Teacher." This week's secret ingredient: batteries.

Project: Iron Science Teacher | Browse All

Date: July 17, 2009
Format: Demonstration / Activity
Category: Everyday Science
Subject(s): General Science, Chemistry

Keywords: teacher institute, batteries, electricity, ist, demonstration, activity

Real: 256K 600K

Windows Media: 256K 600K

Ice Stories: Snow Chemistry (Webcast)

Running Time:
00:22:08

As the Arctic continues to warm, chemicals locked in the snow can be released-either into the seas or evaporated into the air. Dr. Glenn Rowland studies the chemicals locked in the ice to help us understand what is there now and how it will react when released into the environment.

Project: Ice Stories: Dispatches from Polar Scientists | Browse All

Date: June 6, 2008
Format: Expedition
Category: Popular Science
Subject(s): Geology/Earth Science, Life Science/Biology, Chemistry

Keywords: arctic, ice stories, barrow, alaska, scientists, dispatches, climate change, geology, biology, chemistry, oceanography, ice, snow, glen rowland

Links:

30 Days of Light

Real: 256K 600K

Windows Media: 256K 600K

Microscope Imaging Station: Cancer: Cellular Misfits Run Amok — A Scientist's View (Clip)

Running Time:
6:50

How do cancer cells misbehave? Watch and listen as cancer researcher Dr. Thea Tlsty explains how genetic blips turn cancer cells into the rogues they are.

Project: Microscope Imaging Station | Browse All

Date: May 18, 2008
Format: Exhibit
Category: Everyday Science
Subject(s): Life Science/Biology, Medicine, Chemistry

Keywords: cancer, genetics

Microscope Imaging Station: Frogs: Princes of Science — A Scientist's View (Clip)

Running Time:
5:49

From fertilization to pregnancy tests, watch and listen as Xenopus researcher Dr. Thierry Brassac shows how these creatures, with their enormous eggs cells and their acts of metamorphosis, have been helping scientists for centuries.

Project: Microscope Imaging Station | Browse All

Date: May 18, 2008
Format: Exhibit
Category: Everyday Science
Subject(s): Life Science/Biology, Medicine, Chemistry

Keywords: frogs, fertilization, metamorphosis, cell division

Microscope Imaging Station: Making Heads and Tails of Planaria — A Scientist's View (Clip)

Running Time:
6:48

The water-dwelling planaria can lose its head and regrow a new one. Watch and listen as planaria researcher Alejandro Sanchez Alvarado explains how a little flatworm's might teach us about our own regenerative potential.

Project: Microscope Imaging Station | Browse All

Date: May 18, 2008
Format: Exhibit
Category: Everyday Science
Subject(s): Life Science/Biology, Medicine, Chemistry

Keywords: planaria, regeneration

Microscope Imaging Station: Stem Cells: Cells with Potential — A Scientist's View (Clip)

Running Time:

Hear stem cell researcher Bruce Conklin explain why this science is important and what it's like to watch newly grown heart cells beat in a culture dish late at night.

Project: Microscope Imaging Station | Browse All

Date: May 6, 2008
Format: Exhibit
Category: Everyday Science
Subject(s): Life Science/Biology, Medicine, Chemistry

Keywords: stem cells, biotechnology

Microscope Imaging Station: What's So Interesting About Blood? — A Scientist's View (Clip)

Running Time:
00:03:45

A tattoo lasts a lifetime, thanks to your white blood cells. Watch and listen as researcher Mike McGrath explains how these warrior cells protect you from disease—and keep body art intact.

Project: Microscope Imaging Station | Browse All

Date: April 17, 2008
Format: Exhibit
Category: Science in Action
Subject(s): Life Science/Biology, Medicine, Chemistry

Keywords:


		Streaming Technology provided by: Digital Rapids	Webcasts made possible through the generosity of the Gordon and Betty Moore Foundation, The Jim Clark Endowment for Internet Education, the McBean Family Foundation,.and the Corporation for Educational Networks Initiatives in California (CENIC).