Topic: cold

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How to make homemade ice cream three different ways

If you don't have an ice cream maker at home but still want to make homemade ice cream, check out this video from Basics with Babish. Andrew Rea demonstrates a few different ways to make this sweet treat at home with ...

Making ice cream with Liquid Nitrogen and Dr. Kate Biberdorf

Dr. Kate Biberdorf is a lecturer and the Director of Demonstrations and Outreach at The University of Texas in Austin, and an internet famous chemist who creates impressive explosions for students all across Texas. In...

Attempting to create the world’s largest ice carousel

Cut a very large circle into a frozen lake and you may be able to get the ice to spin. It's called an ice carousel, and on April 7, 2018, around 100 people in Sinclair, Maine created a massive one over Long Lake. They...

The Story Behind Japan’s Bathing Monkeys – ScienceTake

A troop of 'snow monkeys' or Japanese Macaques at the Jigokudani Yaen-koen snow monkey park has been relaxing in the country's hot springs since the mid-1960s, a daily respite from the winter snow and an increasingly ...

How To Capture A Scent, an easy science experiment

If you've ever wanted to capture your favorite smell—a rose, cinnamon, a pine tree, a campfire—this easy experiment might be able to help. From Science Friday: Aha! Here's how to capture a scent. With the help of some...

L’orchestre d’hibernation animaux and how animals hibernate

A flute playing wood frog who freezes. A bassoon blowing painted turtle who (ahem) breathes through its butt. A trumpet blasting common poorwill who falls asleep anywhere, anytime. A harp plucking mosquito who goes in...

The Sound of Ice: Skating on thin black ice makes sci-fi movie laser sounds

This small lake outside Stockholm, Sweden, emits otherworldly sounds as Mårten Ajne skates over its precariously thin, black ice. “Wild ice skating,” or “Nordic skating,” is both an art and a science. A skater seeks o...

What Are Tundras?

Derived from the Finnish word tunturia, meaning treeless or barren land, tundra is the coldest and driest of all biomes. Despite these extreme conditions, the tundra is home to several unique species of plant and anim...

How does a penguin launch itself from the sea?

How do emperor penguins launch themselves out of the sea at twice their normal swimming speeds? A mix of biology and physics sends this flightless bird flying... at least briefly: Penguins trap microbubbles within the...

Curious arctic fox kits discover (and destroy) a motion-sensor camera

Watch a pack of curious and adorable arctic fox kits as they frolic and play... and as they discover and destroy a motion-sensor camera put in place by a filmmaker. It's a clip from PBS Nature's Fox Tales. Plus, more ...

Return of the Wood Frog – Invisible Nature

The common wood frog (Rana sylvatica) has an unusual strategy for coping with the cold. While most terrestrial frogs and toads burrow deep underground to escape freezing temperatures when they hibernate, the wood frog...

Why America still uses Fahrenheit

Since I've moved to the US in 2010, there's one thing that I still don't fully understand: the imperial system. Virtually every country on earth uses Celsius but America has yet to follow. Although it might not seem l...

Bear In Mind The Muskox

Muskoxen are not the only charismatic creatures perfectly suited to the wind-blasted, tundra of the Alaskan Arctic. Meet Joel Berger, Wildlife Conservation Society senior scientist, Colorado State University professor...

The Arctic vs. the Antarctic

If you're first learning about them, the Arctic and the Antarctic might be a bit confusing. Which one is which? Where are the penguins and where are the polar bears? Which is made of melting ice and which is a desert?...

A giant iceberg runs aground in Newfoundland’s Iceberg Alley

This iceberg is the first iceberg of the season to float by Ferryland, a small village in Newfoundland... and then it became stuck. Rising above the water by 15 stories and descending into the depths by an unknown amo...

Readying the Webb Telescope for Launch

Launching "the most sophisticated space science telescope ever constructed" into space is a complex process, and testing is a huge part of it. The James Webb Space Telescope's intricate hardware and technical systems ...

The scientist that grows ‘identical twin snowflakes’

Snow crystals form when humid air is cooled to the point that molecules of water vapor start sticking to each other. In the clouds, crystals usually start forming around a tiny microscopic dust particle, but if the wa...

Ice crystals form on the surfaces of backlit bubbles

It became a tradition since last year, so as there was almost -20 degrees (Celsius), I made some freezing bubbles for my kids. Couldn't stop myself from filming it again :) From Warsaw-based photographer and videog...

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