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A New Tool for Conservation Genetics: Seal Placentas

It's a sad fact that as members of a species become rarer they tend to suffer from inbreeding. This lack of genetic diversity can lead to birth defects and other problems, making a species even more... -- Read more on ScientificAmerican.com

Learning to Make a Stone Age Axe Gives Clues to How the Brain Evolved

For many decades, scientists have tried to understand the past by doing as our forebears did. One important endeavor in what is called experimental archaeology involves moderns crafting Stone Age... -- Read more on ScientificAmerican.com

Learning to Make a Stone Age Axe Gives Clues to How the Brain Evolved

For many decades, scientists have tried to understand the past by doing as our forebears did. One important endeavor in what is called experimental archaeology involves moderns crafting Stone Age... -- Read more on ScientificAmerican.com

Lost Penguin Chicks Try To Find Their Way Home

King penguins are pretty social animals. Not only do they tend to hang out in a big group, but even within the group, they form little sub-groups; cliques of penguins who like to hang out together. -- Read more on ScientificAmerican.com

Lost Penguin Chicks Try To Find Their Way Home

King penguins are pretty social animals. Not only do they tend to hang out in a big group, but even within the group, they form little sub-groups; cliques of penguins who like to hang out together. -- Read more on ScientificAmerican.com

People Are Modifying Monitors to Make Gargantuan Geckos

Over the last several days a consortium of people interested in herpetology, weird animals, animal lore, and special effects have worked together to help resolve an incredible and bizarre `mystery'*. -- Read more on ScientificAmerican.com

People Are Modifying Monitors to Make Gargantuan Geckos

Over the last several days a consortium of people interested in herpetology, weird animals, animal lore, and special effects have worked together to help resolve an incredible and bizarre `mystery'*. -- Read more on ScientificAmerican.com

Critically Endangered Frog Claws Its Way toward Recovery

The evolutionarily unique frogs of Cameroon's Lake Oku have no tongues, claw-tipped toes and 12 full sets of chromosomes. What the Lake Oku clawed frogs (Xenopus longipes) don't have, however, is a... -- Read more on ScientificAmerican.com

Critically Endangered Frog Claws Its Way toward Recovery

The evolutionarily unique frogs of Cameroon's Lake Oku have no tongues, claw-tipped toes and 12 full sets of chromosomes. What the Lake Oku clawed frogs (Xenopus longipes) don't have, however, is a... -- Read more on ScientificAmerican.com

New Test Lets Women Pick Their Best IVF Embryo

But the FDA-approved technology for use with in vitro fertilization has yet to prove it leads to better babies -- Read more on ScientificAmerican.com

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