C.C.

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Aren’t Epigenetic Effects Evidence For Lamarckism?

Not really. Epigenetics is when genes alter their activity in response to external factors such as diet, exercise and chemical exposure. The sequence of letters in the DNA doesn’t change, but the DNA molecule acquires other chemical changes that can be passed on to your offspring. These inherited traits last for two or three generations. …

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If Humans Became Extinct, How Long Would It Take For All Traces Of Us To Vanish?

Stonehenge is at least 4,000 years old and still visible today, and monuments buried nearby could be even older. Most modern buildings aren’t that robust, but some traces would likely remain for at least 10,000 years, even if it was just the magnetic trace of the steel bars inside concrete blocks. When Hong Kong Airport …

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