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NASA
Landsat Helps Warn of Algae in Lakes, Rivers
From space, satellites such as the NASA and USGS Landsat 8 can help scientists identify where an algal bloom has formed in lakes or rivers. It’s a complicated data analysis process, but one that researchers are...
Journey to the Microcosmos
Getting to the Root of Nitrogen Fixation
James, our master of microscopes, is not a farmer. He is, to put it simply, fascinated by microbes. And that may lead him to strange places and cause him to grow tanks full of weird things. But he is not a farmer.
Journey to the Microcosmos
Slime Tubes in Search of Sunlight
There are only a few groups of bacteria that do this kind of gliding, but they’re found across a plethora of environments, including ponds, soil, and, surprise, in our own mouths.
Journey to the Microcosmos
The Diversity of Shapes in the Microcosmos
From trumpets and spirals to floral arrangements, single cell organisms take on many strange and unique shapes. But they don't look like that just for fun, their shapes can help them with movement, hunting, and even defending themselves.
Next Animation Studio
Scientists discover the world's oldest biological color
According to a recent study from Australian National University, pink pigment was found in the marine black shales deep beneath the Sahara desert in Africa.
FuseSchool
The Nitrogen Cycle
Nitrogen makes up 78% of the air, however neither plants nor animals can take nitrogen directly from the air because nitrogen is so unreactive. The nitrogen cycles shows the movement of nitrogen through the environment. Nitrogen is...
FuseSchool
How Has The Atmosphere Changed
Learn the basics about the changes to our atmosphere, as a part of environmental chemistry.
The Earth’s early atmosphere had no oxygen. By examining rocks laid down over earth history we can piece together the...
The Earth’s early atmosphere had no oxygen. By examining rocks laid down over earth history we can piece together the...
Journey to the Microcosmos
Revealing the Hidden Colors of the Microcosmos
Revealing the Hidden Colors of the Microcosmos
Journey to the Microcosmos
How Cyanobacteria Took Over The World
How Cyanobacteria Took Over The World
Curated OER
Miracle Planet - Snow Ball Earth 3/5
Thermophiles and other microbes give hints as to how life can continue in extreme temperatures. Fossils in the Namibian Desert are relatively undisturbed and offer other keys to life. Your biology and earth science classes will want to...
PBS
Pbs Learning Media: Earth: Life Before Oxygen
This Interactive NOVA: "Earth" video segment looks at ancient organisms that lived anaerobically, the origins of photosynthesis, and the new forms of life this process made possible. [1:39]
Science Friday Initiative
Science Friday: Biofuel Roundup
Cellulosic ethanol? Cyanobacteria? Algae? Microbial fuel cells? Join a discussion about current research into biofuels, and where the field is headed.