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Posts tagged biology

November 29, 2016

 

A close-up of a zebra's black and white stripes. The picture also appears to have been taken with black and white film or put beneath a black and white filter.

Why Don’t Humans Have Spots Or Stripes?

Ever wondered why we humans don't have spots or stripes? Well, maybe you haven't, but it is interesting that so many creatures are multicolored but we are not.

November 24, 2016

 

Fully Spread Peacock

Runaway Tail!

One common misconception people have regarding evolution is that the gradual changing of physical forms always benefits the species in question.

November 8, 2016

 

X-ray of a full set of teeth.

Evolution In Your Mouth

Humans may be evolving toward having less than thirty-two teeth.

September 21, 2016

 

Blue fluorescent light sculpted into the shape of a human face

It’s Not Easy Being Blue

Turning blue in the face is easier said than done.

August 1, 2016

 

Electron microscope image of the bacteria (bordetella pertussis) responsible for pertussis (whooping cough).

Bacterial Hooks

Scientists have found that some urinary tract bacteria use a hair‑like fiber to avoid being flushed out.

February 25, 2014

 

Confocal micrograph of a blind cavefish embryo

The World Of The Mexican Blind Cavefish

Suppose your ancestors had lived in darkness for almost a million years. This is the world of the Mexican blind cavefish.

February 13, 2014

 

A baboon sits in a tree

For Baboons, Second Best Isn’t Always So Bad

When losing is winning in the complicated social world of baboons.

January 17, 2014

 

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How Whales Dive Deep

How is it that whales are able to withstand the extreme pressures of the ocean's depths?

January 15, 2014

 

Macro of colorful dung beetle

A Dung Beetle Story

The bizarre story of how dung beetles bring the next generation into the world.

January 6, 2014

 

Artist's rendition of NASA's Mars Science Laboratory spacecraft nearing the red planet

Life Might Have Liked Parts Of Ancient Mars

While there's still no evidence that life evolved on Mars, we now know that it at least could have.

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