Topic: cold

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Antarctica’s Ice Formations: Volcanic ice caves & undersea brinicles

The caves of Mount Erebus, Antarctica's only active volcano, hide fragile and sparkling secrets: spectacular ice stalagmites, stalactites, shards, and feather-like crystals that form from the volcanic steam and gases ...

Deep Look: The Hidden Perils of Permafrost

When you put a permafrost core in a CT scanner and analyze the data, you're traveling back in time to answer important questions: What was buried deep within the frozen soil? How much of it is ice or plant matter? How...

The Birth of a Snowflake (A snowflake melts in reverse)

What if puddles turned into snowflakes? If they did, it might look something like this: YouTuber Armand9x filmed this snowflake melting and then ran it backwards to create The Birth of a Snowflake, a short but sweet 2...

Frozen bubbles: Ice crystals form on bubbles in real time

Watch ice crystals form in real time on these spinning and floating soap bubbles, filmed in -40°C weather in Northern Sweden. The crystalized spikes grow outward quickly as the low sun lights the surfaces of the spher...

Why do ice cubes crack in drinks?

Here's an easy experiment: Take ice straight from the freezer and drop it in a glass of water. Listen and watch for the crack. Why does it do that? Professor Martyn Poliakoff of the Periodic Table of Videos team e...

Snowtime: the timelapsed formation of snowflakes

The timelapsed formation of snowflakes in macrofocus by Vyacheslav Ivanov. Music: Aphex Twin - Avril 14th. Update via Colossal: “Ivanov confirms from his home in St. Petersburg that th...

The Science of Snowmaking

From The New York Times, Olympics 2014: The Science of Snowmaking:  Machines make snow the same way nature does, by freezing water droplets. But they do it a few feet above the ground, rat...

This is NOT timelapse: the Aurora Borealis in real time

This breathtaking video of the Aurora Borealis is not a timelapse video — this is what it looks like in real time. It was filmed in Yellowknife, Northwest Territories, Canada by astro-ph...

Minute Earth: How do trees survive winter?

How do trees survive winter? This episode of Minute Earth explains. Related watching: The Story of Frozen Food and Why The Full Moon is Better in Winter.

Snow Facts Cheat Sheet: How is snow made?

How is snow made? What temperatures make different kinds of snow? And can two snowflakes look exactly alike? The Science Channel has a quick Snow Facts Cheat Sheet video for questions just like this. There are more ...

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.

It’s Okay To Be Smart: What is wind?

We were just watching how wind (and so many other things) can get going with the spin of the Earth, now let’s go deeper and find out more about what wind is with PBS’ Dr. Joe Hanson of It’s Okay To Be Sma...

MinuteEarth: The Story of Frozen Food

From MinuteEarth, The Story of Frozen Food. via Laughing Squid.

Travel through Greenland on a dog sled

With a pack of impatient dogs barking that they’re ready to go, travel through Greenland on a dog sled, a mode of transport that is thousands of years old. In the archives: more animals in the snow.

Earth Touch: Antarctica Ep2

Two South African filmmakers and ecologists travel to South Georgia Island and Antarctica to film the animals that live on the seventh continent. In this episode from EarthTouch.tv, meet the trusting seals and pengui...

The Best Bloopers from Penguins – Spy in the Huddle

A series of clumsy penguin outtakes from the BBC’s Penguins - Spy in the Huddle, narrated by David Tennant. (Updated video link.) The documentary team disguised 50 cameras — as penguins, rocks, snowballs, ...

What does it look like underneath a lake covered with Antarctic ice?

McGill University doctoral student and scientific diver Michael Becker shares the icy underwater view in this New York Times video under Lake Untersee, Antarctica. In the blog post, he also explains the prep behind k...

Instant Ice Crystals – The Secret Life of Ice

From the BBC’s The Secret Life of Ice, an experiment for your DIY/ Gotta Try This list: Dr Gabrielle Walker and Dr Andrea Sella investigate the molecular make up of ice crystals. They use supercooled water to...

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