Why does glue stick?
Overview of how glue and other adhesives work.
Contunico © ZDF Studios GmbH, Mainz
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Encyclopædia Britannica, Inc.Learn more about the six basic types of simple machines.
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Encyclopædia Britannica, Inc.Johannes Gutenberg invented one of the first printing presses using movable type.Media Editor: Miranda Chabot
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Encyclopædia Britannica, Inc.Don't let film photography become a lost art.Media Editors: Lauren Sims , Kira Helm
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© MinutePhysics (A Britannica Publishing Partner)Learn about antimatter and its properties.
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© World Science Festival (A Britannica Publishing Partner)When matter meets antimatter, the particles annihilate each other. So, in our evolving universe, why is there any matter left over? Brian Greene discusses developments in the study of neutrino asymmetry. This video is an episode in his Daily Equation series.
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Encyclopædia Britannica, Inc.Learn why the lack of atmospheric pressure in the vacuum of space makes suction cups unusable there.
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Encyclopædia Britannica, Inc.The three most familiar forms, or states, of matter are solid, liquid, and gas. Heating and cooling a substance may change it from one state to another.
