Topic: autumn

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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: A time lapse of the seasons

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

Easy Experiment: Leaf Color Chromatography

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...

TED Ed’s Reasons for the Seasons

Watch TED Ed’s Reasons for the Seasons. Educator Rebecca Kaplan lays out the many variables that shape our understanding of what seasons are. via insteadofwatchingtv.

Bare

Bare by Helen Dallat and Daisy Gould. 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. via doobybrain.