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โOpening a dams gate after years"
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When Putin walks, he swings his left arm but not his right. That's because as an officer of the KGB for 16 years he was trained to keep his firearm hand steady at all times.
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The Semeru Volcano eruption, Indonesia
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Snow has fallen in Saudi Arabia. For many local residents, this is a real miracle, because they see it for the first time in their lives
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Jetpack trials by the UK Royal Marines
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Breaking a moose bone under hydraulic press
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The Zombie dog from the Resident Evil movie, behind the scenes
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Making chocolate
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Pedal for controlling the speed of text in the teleprompter
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"Kidneys" โข Simplification of how blood is filtered by the kidneys.
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Blood flows into your kidney through the renal artery. This large blood vessel branches into smaller and smaller blood vessels until the blood reaches the nephrons. In the nephron, your blood is filtered by the tiny blood vessels of the glomeruli and then flows out of your kidney through the renal vein.
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Blood flows into your kidney through the renal artery. This large blood vessel branches into smaller and smaller blood vessels until the blood reaches the nephrons. In the nephron, your blood is filtered by the tiny blood vessels of the glomeruli and then flows out of your kidney through the renal vein.