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Posts tagged organic matter

May 8, 2015

 

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Organic Molecules on Mars 

Life On Mars? The Curiosity rover found organic molecules on Mars. It’s not exactly “life on Mars” but it’s a good start: Organic compounds are the molecular building blocks of life on Earth. Scientists found the molecules in samples of mudstone in Gale crater, which—it is believed— was a lake billions of years ago. The mudstone contains special clays which […]

December 17, 2014

 

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The Dirt On Desert Soil

Topsoil comes in many different forms, from nutrient-rich dirt to desert sand.

June 17, 2014

 

Fruit flies belong to a large family of flies scientists call, "Drosophilidae."

Fruit Flies in My House

Even if you don't have a big bowl of fruit sitting out in your kitchen, fruit flies can still thrive. Here's what you can do to get rid of them.

March 25, 2014

 

Here's what an earthworm's dissected duff-eating mouth and pharynx looks like.

Attack Of The Earthworms

Earthworms may be good for your garden, but they can be harmful to other habitats.

November 1, 2010

 

Why Is Rain Forest Soil So Poor After Trees Are Cut Down

Rain forests are full of abundant vegetation and life. So, why does the soil change when the trees are cut down?

September 27, 2003

 

The Most Successful Species on Earth

For many scientists, a species’ success is measured by sheer numbers. In that case, the most successful species known to man is a type of bacterium known as S-A-R-11, or SAR-11 for short. Scientists estimate that there are two-hundred and forty times a billion billion billion SAR11 cells floating around in the oceans. Now that […]

September 27, 2003

 

Battle of the Bugs

The ultraviolet light is supposed to attract mosquitoes against an electrified grid, which then zaps them. Well, it’s true that plenty of mosquitoes are attracted into your backyard by the light, but once the mosquitoes catch a whiff of you, they ignore the light completely.

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