Why does the moon look bigger when it's near ...

Following World War II, Austrialia became embroiled in another war -- with a population of emu. Learn how the Emu War unfolded in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-events/ridiculous-history-emu-war.htmSee omnystudio.co ...  Show more

Neurologists and philosophers alike may argue that altruism doesn't exist because no act is ever completely unselfish. Learn why -- and why humans may have evolved this way -- in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/evolutio ...  Show more

The gargantuan black holes at the centers of galaxies seem impossibly large. How did they grow so large in the short history of our Universe?

Un observateur regardant la Lune descendre sur l'horizon aura l'impression qu'elle est plus grosse. Pour comprendre cette perception, considérée comme une illusion d'optique, plusieurs explications ont été avancées. Aucune, pourtant, ne paraît donner la clef de ce qui demeure en ...  Show more

Over the Moon: What if we, over at the mother company Earth, Inc., looked at "assets" in our solar system like a corporation looks at its assets? What if we set our sights on that ne'er-do-well moon? Find out how we could harness the moon's resources to do more of Earth's bidd ...

How many stars can we see in the sky? Thousands? Billions?

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