Behold the germination of three pea seeds and observe how root growth is determined by gravity
Three pea seeds germinating. The roots grow in the direction of gravity, a phenomenon called gravitropism
Encyclopædia Britannica, Inc.
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NASAThe Boeing-built Lunar Roving Vehicle transported astronauts and equipment across the Moon during the Apollo 15, 16, and 17 missions.
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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.And how do you even start to answer this question?Media Editor: Lauren Sims
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Video by Neil Bromhall; music, Telemann Trio/Musopen.org (A Britannica Publishing Partner)Time-lapse video of the epigeal (cotyledons emerge aboveground) germination of a dwarf French bean (Phaseolus vulgaris ‘Borlotto Firetongue'), filmed over two weeks.
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Video by Neil Bromhall; music, Paul Pitman/Musopen.org (A Britannica Publishing Partner)Time-lapse video of the hypogeal (cotyledons remain belowground) germination of runner beans (Phaseolus coccineus ‘Enorma'), filmed over a three-week period.
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Video by Neil Bromhall; music, Musopen.org (A Britannica Publishing Partner)Time-lapse video showing wheat germination and growth; the underground sequence was filmed over five days and the appearance of leaves over six days.
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Video by Neil Bromhall; music, Paul Pitman/Musopen.org (A Britannica Publishing Partner)Time-lapse video, filmed over 10 days, of field grasses going to seed.
