News tagged with red

The coolest stars

One way that stars are categorized is by temperature. Since the temperature of a star can determine its visual color, this category scheme is known as spectral type. The main categories of spectral type are ...

Sep 29, 2014
4.5 / 5 (13) 0

Green light for clever algae

Phytoplankton not only constitutes the foundation of the food chain in the oceans, it also fixes carbon through photosynthesis and generates oxygen with the help of solar energy. A considerable part of phytoplankton ...

Sep 26, 2014
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Why is everyone vying for a piece of Mars?

The red planet is about to welcome a new visitor: India's Mars Orbiter Mission (MOM) started orbiting Mars on September 24. But MOM is not the only new kid in town. The American MAVEN explorer arrived at ...

Sep 24, 2014
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Who are the two new arrivals at Mars?

As I write this, a team of engineers and scientists will be nervously watching the clock (in fact they are probably in their beds not sleeping). They are waiting for the time when the Mars Orbiter Mission ...

Sep 24, 2014
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