Hama Mathivha

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Humans may dream of traveling to Mars, but our bodies aren’t built for it

Reports of a new space race tell of<p>NASA’s plan to send astronauts to Mars in the 2030s and SpaceX Chief Executive Elon Musk’s ambition to get private explorers there first. This race, however, can’t be won with either’s current technology, regardless of their spending or commitment.<p>The barrier is …

To think like humans, researchers are teaching robots to dream

When a robot goes to sleep, what does it dream about? Atari games, apparently.<p>In humans, nocturnal sleep (or even daytime naps) helps to consolidate memory, shifting short-term memory to long-term storage. Through three distinct processes — stabilization, enhancement, and integration — your brain …

Why Fake News Is So Incredibly Effective

If you get your news from social media, as most Americans do, you are exposed to a daily dose of hoaxes, rumors, conspiracy theories and misleading …

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