Watch the seedling of sycamore maple
Time-lapse video of a sycamore maple (Acer pseudoplatanus) seedling, filmed over a four-week period.
Video by Neil Bromhall; music, Musopen String Quartet/Musopen.org (A Britannica Publishing Partner)
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Encyclopædia Britannica, Inc.Learn how alpacas (Vicugna pacos) are raised in the Andes Mountains of Peru and Bolivia to be sheared every two years so that the wool can be shipped to cities such as Arequipa, Peru, for processing into fine fabrics.
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NASA/JPLVoyager 2 arriving at Neptune after a 12-year journey, August 25, 1989.
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Encyclopædia Britannica, Inc.There are fungus among us. How well do we understand them?
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Encyclopædia Britannica, Inc.Some of the basic differences between monocotyledons and eudicotyledons.
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Encyclopædia Britannica, Inc.The location, importance, and mechanisms of photosynthesis. Study the roles of chloroplasts, chlorophyll, grana, thylakoid membranes, and stroma in photosynthesis.
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Encyclopædia Britannica, Inc.Components of the plant vascular system.
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Encyclopædia Britannica, Inc.Ferns, like all tracheophytes, have vascular systems to bring water up to their leaves.
