Bailey is planning a fun summer day's activity with Boggs. Bailey realizes that knowing what the weather will be is important and comes to understand that the middle of the day is the hottest time. They learn about keeping themselves...

Explore the fascinating optical phenomenon of Halos in the sky. Produced by the interaction of sunlight with ice crystals in the atmosphere, Halos appear as circular bands of light around the sun and sometimes the moon. We delve into the...

HIGHLAND, UNITED STATES - NOVEMBER 01: A young woman's skin blisters and burns if she is exposed to only a few minutes of daylight. Lizzie Tenney suffers from the rare, and extreme, skin disorder Xeroderma Pigmentosum. With there only...

An energy company in northern Sweden has installed light therapy lamps at 30 bus stops across the town in an attempt to combat the winter blues. On a typical December day the town of Umea see only around four hours of sunlight, leading...

A young woman’s skin blisters and burns if she is exposed to only a few minutes of daylight. Lizzie Tenney suffers from the rare, and extreme, skin disorder Xeroderma Pigmentosum. With there only being around 300 diagnosed cases in the...

We've known about the greenhouse effect for nearly 200 years and about climate change for more than a century, but we've had a hard time acting because our brains aren't a good match for a problem this big.

Florida's coastline is being threatened by toxic algal bloom, and it seems to be getting worse every year, the Tampa Bay Times reports.

What if you could power a ship using sunlight instead of wind? Well in space, you can! Solar sails or light sails are pushed with light from the sun. Photons provide a kick when they reflect off the sail pushing the sail like an air...

When Rosamere Fernanda de Andrade first held her newborn baby she assumed there had been a mix up. Rosamere and ex-husband, Joao, are both black - but their daughter, Ruth, had white skin, blonde hair and blue eyes. But it was no mistake...

Earth's energy budget is a metaphor for the delicate equilibrium between energy received from the Sun versus energy radiated back out in to space. Research into precise details of Earth's energy budget is vital for...

The wisdom of yoga revealed in Wai Lana Insights will inspire you on your journey towards a happier and healthier life. “Did you know that lighter-skinned people can generally get enough Vitamin D with ten to twenty minutes of sun...

Exposure to ultraviolet rays may increase biodiversity of the gut microbiome in humans.

This video explores the features of spring, focusing on the unique habits of plants, animals, and people during this season. Additional concepts and terminology: season, sunlight, warmth, hibernation, migration, revolution, axis, and...

Sally’s field trip to the Garden of Babylon is turning into a road trip. Her first stop is the post office. It’s not every day that a stork delivers your mail! This lesson will continue unearthing the structure of plant cells, focusing...

In this video, we learn about how sunscreen works to protect our skin from the sun's rays. It explains the difference between sunscreens and sunblocks, and how they filter or reflect the light to prevent it from burning the skin....

When a fiery villain threatens her city with an ashy fate, solar-powered, fast-charging, high-flying hero named Heliora swoops in to save the day.



Generation Nano challenges middle and high school students to imagine novel...

How does NASA "see" thermal radiation? This video explores what infrared energy is and how NASA detects it to study our Earth's systems more completely. Satellite measurements over time allow scientists to study seasonal changes in...

Harpooning DNA, harvesting H2O, hopping ahead of hackers, and a harbinger to heed from down under. It’s your weekly briefing on the latest discoveries you might not hear about anywhere else, all with funding from the National...

What role do clouds play in warming or cooling the earth?

Winter, that cold, dark time of year in places far from the equator. Learn how the tilt of the Earth's axis affects the amount of sunlight different regions receive, leading to colder temperatures in winter. The video also touches on how...

On this episode of Breaking Trail, Coyote and the crew are in one of the most remote stretches of wilderness in all of Japan searching for forest creatures! They find one snake that is VERY rare and lives underground, the Japanese Ground...

A simple demonstration showing how some clouds are bright and others are dark.

In this video, a teacher demonstrates how to test water turbidity using a Trinity sensor. Turbidity is a measure of particles suspended in water, and high levels can be a sign of pollution or algal blooms. Testing turbidity is important...

These videos compliment the variety of water quality programs that occur in Acadia National Park. For teachers looking for good background information on water quality or those looking to attend the Floating Classroom field trip, this...