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A chemical reaction takes place between iron and oxygen to produce heat.
Temperatures fell to -12 degrees Fahrenheit on Sunday morning in Rochester.
This is a fun experiment for kids to get into the holiday spirit and make it feel more like winter.
Little Brown bats are social creatures and are found inside Quarry Hill's manmade cave.
White Nose Syndrome has caused a decline in bat populations across the United States and in southeastern Minnesota.
A spooky fall STEM activity to do at home with your kids.
This activity teaches kids to work on their problem-solving skills and work together as a team.
Polarized filters can completely block out vibrations from a light wave in one direction.
Weather balloons are launched twice a day twelve hours apart from each other.
First Alert Radar
Midwest Access- David’s Discoveries: Weather Balloons
The sundial functions as a calendar and a memorial for Rochester native.
Chemistry produces eye-catching colors in fireworks every Fourth of July.
The otters were acquired in 2016 and 2017 from a trapper in Louisiana.
Static electricity can cause water to bend and a fluorescent light bulb to light up.
A strong updraft in a thunderstorm will support the growth of hail.
This week, we are learning about the new black bear at Oxbow Park and Zollman Zoo.
We also caught up with the owner of Iron Butterfly Flower Farm in Rochester.
Tornado Statistics and recreating the classic experiment.
In this week's rendition of David's Discovery, the morning crew took a look at how osmosis works.
Meterologist David Burgett explained what a cold front is in this latest experiment.
Chlorophyll reflects green visible light and absorbs other colors on the visible light spectrum.
This morning we dove into one of the reasons why the wind blows.
Pressure differences with two easy experiments to do at home.
Volcanoes and how they influence our weather.
Are you tired of the lack of snow? If so, create borax snowflakes at home!
Subzero Science: Watch as crystals form on a homemade bubble
Wintertime science fun with Oobleck!
How to make your own cloud in a jar. A fun experiment you can do with your kids, right in your own home!
