What Is Skin?
What Is Skin? Apart from protecting our body, skin is a vital element in our physical make-up and well-being. It helps to regularize our bod
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Blood Vessels
Where Is the Aorta?
Where Is the Aorta? The aorta is the great artery rising from the left side of the heart, through which the blood passes on its way to all p
What Happens When We Blush?
What Happens When We Blush? When we blush we go red in the face, particularly in the cheeks and neck. This is because a sudden emotion, such
Why Do We Bruise?
Why Do We Bruise? We bruise because the body has received a heavy blow which injures the bodily tissues without rupturing or tearing the out
Why Do Some Elephants Have Very Large Ears?
Why Do Some Elephants Have Very Large Ears? African elephants have larger ears than Indian, or Asiatic, elephants because they live in hotte