Your breath may tell you more about your health than you think.
You may know about ultrasound being used by medical specialists to see unborn babies inside their mums, but did you know that many animals use ultrasound too?
Animal predators have sharpened senses to help them catch their dinner. So how does their prey avoid being eaten?
The quest for beauty has transcended generations. Here are some interesting and in some cases deadly techniques women used to make themselves beautiful.
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