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Bats Are Home-Run Flyers

You don't just put wings on a naked mole rat and make it fly. Bats are designed to be aero-bat-ic champions.

The Parts List for Hearing

Want to hear what goes on when you hear sounds? Hair cells wave in the fluid, responding to specific frequencies, and hundreds of proteins go into action.

"Convergent Evolution" Widespread at All Scales in Ocean

A study of marine tetrapods that "evolved" for ocean life shows "convergent evolution" rampant at all scales over "hundreds of millions of years."

Let's Get [Thankful for the] Physical

Wonders of the human body continue to pour forth from scientific research, providing more reasons to give thanks.

Animals Overcome Limitations of Physics

The limits of human engineering have been overcome by animals in surprising ways worth imitating.

Fossil Whale Already Had Echolocation

Once again, a complex trait appears fully formed and functional in the fossil record.

Genetic Convergent Evolution Strains Credibility

"Convergent evolution" is the term given to similar designs that shouldn't be related. Recent widespread examples threaten to make the term lose any coherence it might have had

Amazing Body Facts

There are more wonders in your body than you can possibly imagine. Here are half a dozen new findings for conversation starters.

Unique Mammal Senses

The ability to sense the environment is vital to all living things, and is a key characteristic that separates life from non-life. The senses are not limited to the five we learn as children – sight, hearing, touch, taste, and smell. In the animal kingdom there are more. Some of them repurpose existing organs; some detect other information from the world not detectable with the normal sense organs. In mammals, two very different animals – bats and dolphins – have expanded our understanding of sensation.

Oldest Bat Fossil: Was It Evolving?

A bat fossil surpassing the previous record holder for the oldest by 2 million years made the cover of Nature this week.1  The news media immediately began saying that it provided insight into evolution. The BBC News announced “Bat fossil solves evolution poser.” National Geographic called it the icing on the cake, and said that […]
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