Ai Sha

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Gut bacteria make some diseases skew female - Futurity

U. CHICAGO (US) — Women are more likely to get a number of autoimmune diseases …

The World's Fastest Dog Vs. The World's Fastest Cat [Video]

Run run run run run run run run run<p>The cheetah, the world's fastest land animal, can race up to 75 mph for short bursts. The greyhound is the fastest canid, and the second-fastest land animal, with a peak speed of about 43 mph. Cool facts! Now let's watch them run in super slow motion.<p>Note that …

An Adorable Animation Of The Sun Destroying Earth

Plus some other fun facts about the solar system!<p>Hello, tiny human! If you needed a quick reminder of how small you are in the universe, just check out this video, created by designer Philipp Dettmer. It'll give you the basic run-down of the solar system: how many moons each planet has, how far …

US scientists claim to have built the world's most accurate clock

US scientists say they have built the world's most precise clock, whose ticking rate varies less than two parts in one quintillion, or 10 times better than any other.<p>The clock, made from the element ytterbium, could be used for technological advancements beyond timekeeping, such as navigation …