Topic: autumn

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Growing a 1,223 pound pumpkin from seed to scale in time lapse

Over the course of five months in 2014 -- from a sprouting seed to a fair-ready 1,223 pound pumpkin -- competitive pumpkin grower Matt Radach protected and pampered his growing plant, as captured in this time lapse vi...

Why do autumn leaves cause train delays? – Liz Bonnin

Why do 'leaves on the line' cause train delays, especially in autumn? The serious danger comes from a series of physics challenges: Leaves are sucked onto the tracks by the fast moving trains. The train wheels crush t...

The Real Reason Leaves Change Color In the Fall – MinuteEarth

Every autumn, green chlorophyll fades from the leaves of deciduous trees, revealing the underlying reds, oranges, and yellows. But why does the chlorophyll fade in the first place? Recycling! MinuteEarth explains. ...

How to grow a giant pumpkin for a giant pumpkin contest

Go behind-the-scenes with competitive pumpkin grower Don Young of Des Moines, Iowa. Young's largest pumpkin weighed in at 1,662 pounds (754 kg) in 2007, and in this Iowa Public Television report from 2012, he goes for...

The Diary of Ochibi – Moyoco Anno’s stop motion ode to the seasons

From comic book artist Moyoco Anno and writer/director Masashi Kawamura, this is The Diary of Ochibi, a delightful stop motion animation that follows Ochibi-san as he explores spring, summer, autumn, and winter. N...

Wooden zoetrope sculptures spin in the forest

Spinning Daggers by Benjamin Ducroz, a set of seven 3D wooden zoetropes or kinetic sculptures made from 18 different instances of modulating sine and triangle waves. For this video, three of the zoetropes were filmed ...

How To Decorate Cookies To Look Like Fall Leaves – SweetAmbs

Learn how to transform sugar or spice cookies into multi-colored, gold-dusted fall leaves with Pastry Chef Amber Spiegel at SweetAmbs Cookies. So autumnal! Even if don't make them exactly like this, the tutorial is fu...

Why do leaves change color?

The arrival of autumn is a great reason to talk about chemistry: When tree leaves change from green to reds, oranges, yellows, and browns, we're seeing the tree's green chlorophyll fade away, revealing hidden autumnal...

A Forest Year: Time lapse videos of Earth’s cycle of the seasons

Watch the seasons change in this 15 month time lapse made from 40,000 still images, via GrrlScientist: A Forest Year by videographer Samuel Orr. During a stay in a remote Indiana cabin, while on location to work o...

The Leaf Color Chromatography Experiment

Why to some leaves change color in the fall? This experiment, Leaf Color Chromatography with Bite Sci-zed’s Alex Dainis, is the perfect autumn weekend project to learn about chlorophyll, carotenoids, xanthophylls, an...

Melting backwards: Frozen

Frozen by Maxim & Katia Mezentsev, with music by Nebulo, could probably continue for another minute. Not only is it fun to watch, but it’s an interesting DIY project: freeze objects in blocks of i...

Reasons for the Seasons – TED Ed

Excellent for all ages: TED Ed’s Reasons for the Seasons. Why do some regions experience full-time heat while others are reckoning with frigid temperatures and snow? And why are the seasons reversed in the tw...

Bare: A bear adjusts to nature at his new house in the woods

Bare, by Helen Dallat and Daisy Gould, "about a bear who moves to the woods, but soon finds out that he doesn't like all the mess!" After this: watch more videos about seasons…

Fall: Time lapse in Central Park

Fall, a time-lapse, season-catcher in New York City’s Central Park, shot from August 2011 to January 2012 by Jamie Scott. There are more autumn videos in the archives.