Ümit Akın DERE

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The mind-bending effects of feeling two hearts

When a man was fitted with a new heart, his mind changed in unusual ways. Why? The answer reveals a surprising truth about all our bodies, says David Robson.<p>Every second or so, Carlos would feel a small “bump” hitting his tummy. It was the beating of his “second heart”.<p>The small mechanical pump was …

Evolution: Why are most of us right-handed?

Right-handed people are dominant worldwide – but why? Jason G Goldman investigates.<p>We humans don’t typically agree on all that much, but there is at least one thing that an impressive amount of us accept: which hand is easiest to control. If you use one hand for writing, you probably use the same …

Hemisphere

Microscope Uses Holograms Instead Of Lenses To Diagnose Disease

It could be cheaper and easier to use than traditional microscopes<p>A new prototype microscope doesn't use lenses to magnify objects. Instead, it makes holograms that a computer digitally records and magnifies. The result is a microscope that's cheaper and easier to use than traditional, lens-based …

Microscopy

Skype's newest app will translate your speech in real time

Microsoft’s Skype software will start translating voice calls between people today. As part of a preview program, Skype Translator makes it possible for English and Spanish speakers to communicate in their native language, without having to learn a new one. It sounds like magic , but it’s the …