Tag: Genetics

How To Date A Dinosaur Fossil

No, not that kind of dating… Rather, ‘dating’ a dinosaur bone dug out of the ground involves a series of processes that allow us to estimate just how long the thing had stuck around on this Earth. This helps us to understand how that species fits into the evolutionary tree of change; when did they first appear and when did the last of their kind walk this Earth? Let’s take a look at the chemistry that allows us to travel 65 millions years back in time.

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Zebrafish: Lab Rats of The Future, Today

“Such an exotic name!” you exclaim, “Surely it must be some elusive endangered African species that can only be found in two specific wetlands in the Congo Basin?”
Well, the zebrafish is indeed exotic, but in a different context – the importance of which is far greater than one might bestow upon this little creature.

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On Having a Penis (Bone)

Technically speaking, a human penis can’t actually be ‘broken’. That’s because it’s made up not of bone, but of soft, spongy tissue. But what about animals? Do our close and not-so-close relatives possess boney penises? And if so, what is the function of a penis bone? The answer isn’t as simple as you might think.

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