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Posts tagged sunlight

November 30, 2014

 

clouds at the foot of a mountain

Is It Always Colder on Top of Mountains?

Where's the best place to keep warm, a mountain top or a valley? Well, it just depends...

October 20, 2014

 

mossy tree trunk

Mossy North Side

In the middle latitudes of the northern hemisphere, southward facing objects get more sunlight throughout the year.

September 10, 2014

 

A researcher holds a bulk compound semi-conductor synthesized for photovoltaic devices.

Tin Perovskite Solar Cells

Solar energy may be sustainable, but it's not efficient. Scientists trade silicon for perovskite to give solar cells a boost.

February 12, 2013

 

woman putting on pink lipstick

How Fluorescent Lighting Affects Color

Did you know that florescent lighting affects the look of color (including makeup!)

November 19, 2012

 

water flowing into bright blue water

What Is Rock Flour?

Today's Moment of Science is all about the role that glaciers play in giving those chilly lakes such incredible turquoise colors.

September 12, 2012

 

leaves in a green forest

Leaves Inspire Better Solar Panels

While solar panels typically have smooth surfaces, leaves have tiny wrinkles and folds that allow for maximum light absorption.

May 24, 2012

 

the sun on a day when the sky in blue

Particle Discovered Which Could Cool The Planet

Scientists in England and the United States have made a breakthrough in understanding the relationship between clouds and climate.

April 25, 2012

 

new moon sliver

The Glowing Moon

There's an interesting effect we can sometimes see regarding the moon. It happens when only a tiny sliver is visible shining on one side.

January 26, 2012

 

blue sky with clouds

Why The Sky Is Not Blue

This is partly due to pollution, but even in the cleanest air the sky is lighter near the horizon due to the effect of earth's atmosphere on sunlight.

January 19, 2012

 

clouds in the sky

Why Are Clouds White?

Clouds can range in color from brilliant white to almost black. Why?

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