Scientists exploring human neurons directly learn some remarkable things.
- Most research regarding human brains is performed with rodent brains on the assumption that it may also apply to us.
- An unusual study looked at recently resected human brain tissue that turned out to contain some big surprises.
- Human neurons' unexpected electrical signals and their behavior shed new light on human intelligence.
What a group of orphaned elephants can teach us about emotion and learned social skills.
- Empathy is defined as the act of recognizing, understanding, and being sensitive to the feelings and experiences of others.
- Sharing a story about young elephants at a nature preserve, William Shatner argues that empathy is a learned skill, not an inherited trait.
- "That has to be learned, and I don't think it's any different from a boy to a girl. You have to walk in the shoes to experience what the other person is experiencing."
A head built for meat-eating.
- A new analysis of fossils from the 1950s reveals an awesome predator.
- Pre-dating the dinosaurs, the erythrosuchids were voracious "hypercarnivores."
- Think terrifying crocodiles on steroids.
The axolotl is known to regrow its lower jaw, its retinae, ovaries, kidneys, heart, rudimentary lungs, spinal cord, and large chunks of its brain.
Perhaps sooner than we think, we'll need to examine the moral standing of intelligent machines.
- If eventually we develop artificial intelligence sophisticated enough to experience emotions like joy and suffering, should we grant it moral rights just as any other sentient being?
- Theoretical philosopher Peter Singer predicts the ethical issues that could ensue as we expand the circle of moral concern to include these machines.
- A free download of the 10th anniversary edition of The Life You Can Save: How to Do Your Part to End World Poverty is available here.