Instructional Video0:56
Curated Video

pH

6th - 12th
The pH scale measures the acidity or alkalinity of a solution.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Instructional Video7:29
Curated Video

Stomach Acid and Antacid

6th - 12th
We use the enzyme pepsin and hydrochloric acid to simulate the conditions within the stomach in two boiling tubes. Cooked egg whites are ground and added to two boiling tubes of hydrochloric acid, but one is mixed with a crushed antacid...
Instructional Video6:52
Curated Video

Effects of Smoking

6th - 12th
We test the effects of smoking by drawing first air and then cigarette smoke through apparatus that contains mineral wool and universal indicator. The air has no effect, but the smoke discolours the wool and changes the colour of the...
Instructional Video6:04
Curated Video

Acidification of Water

6th - 12th
We use a drinking straw, some water and universal indicator to show that breathing out creates acid. Universal indicator is added to the water to show its pH value. When we blow into the water the indicator changes colour showing that...
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Scientist working at the laboratory

Pre-K - Higher Ed
Scientist working at the laboratory
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Neuron network

Pre-K - Higher Ed
Neuron network
Stock Footage0:21
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Scientist working at the laboratory

Pre-K - Higher Ed
Scientist working at the laboratory
Stock Footage0:15
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Titrating chemicals

Pre-K - Higher Ed
Titrating chemicals
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Scientist working at the laboratory

Pre-K - Higher Ed
Scientist working at the laboratory
Stock Footage0:28
Getty Images

Scientist working at the laboratory

Pre-K - Higher Ed
Scientist working at the laboratory
Stock Footage0:12
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Scientist and bio lab experiment

Pre-K - Higher Ed
Video of Scientist is loading DNA on agarose gel (4K)
Stock Footage0:16
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Scientist and bio lab experiment

Pre-K - Higher Ed
Scientist is loading DNA on agarose gel (HD)
Stock Footage0:10
Getty Images

Scientist and bio lab experiment

Pre-K - Higher Ed
Video of Scientist is loading DNA on agarose gel (4K)
Stock Footage0:30
Getty Images

Man washing hands with special antibacterial agent, personal hygiene concept

Pre-K - Higher Ed
Man washing hands with special antibacterial agent, personal hygiene concept
Stock Footage0:10
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Scientist is mixing DNA on parafilm and loading into agarose,Slow motion

Pre-K - Higher Ed
Video slow motion of Scientist is mixing DNA on parafilm and loading into agarose (HD)
Stock Footage0:20
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Scientist is mixing DNA on parafilm and loading into agarose,Slow motion

Pre-K - Higher Ed
Video slow motion of Scientist is mixing DNA on parafilm and loading into agarose (HD)
Stock Footage0:19
Getty Images

Scientist and bio lab experiment

Pre-K - Higher Ed
Video of Scientist is loading DNA on agarose gel (4K)
Stock Footage0:14
Getty Images

Scientist and bio lab experiment

Pre-K - Higher Ed
Scientist is mixing DNA on parafilm and loading into agarose (HD)
Stock Footage0:16
Getty Images

Scientist and bio lab experiment

Pre-K - Higher Ed
Scientist is mixing DNA on parafilm and loading into agarose (HD)
Stock Footage0:24
Getty Images

Scientist is mixing DNA on parafilm and loading into agarose,Slow motion

Pre-K - Higher Ed
Scientist is mixing DNA on parafilm and loading into agarose,Slow motion
Stock Footage0:18
Getty Images

Scientist is mixing DNA on parafilm and loading into agarose,Slow motion

Pre-K - Higher Ed
Scientist is mixing DNA on parafilm and loading into agarose,Slow motion
Stock Footage0:20
Getty Images

Scientist is mixing DNA on parafilm and loading into agarose

Pre-K - Higher Ed
Scientist is mixing DNA on parafilm and loading into agarose
Stock Footage0:09
Getty Images

High angle medium shot lab technician measuring pH and temperature of milk sample in beaker with digital pH meter

Pre-K - Higher Ed
High angle medium shot lab technician measuring pH and temperature of milk sample in beaker with digital pH meter
Stock Footage0:21
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Man standing in public shower with bare feet, hygiene, risk to pick up fungus

Pre-K - Higher Ed
Man standing in public shower with bare feet, hygiene, risk to pick up fungus