Far from being the fearsome man-eater they are reputed to be, sharks help keep marine ecosystem in balance and may very well unlock some secrets about our immune system and cancer. So why are millions of them killed each year by human greed? More

What differentiates you from a car? What makes living beings alive? Life is complex, but there is always order in chaos. Learn about the basic caracteristics of life that enables us to distinguish the difference between the living and the inanimate. More

Did the first article leave you wishing for more? Have no fear, for Blukman has come to the rescue! Having done an extensive research on sharks, he now gives us the honor of posting it here. More

BioLinks

• Discovery Channel
• EXN Online
• Biology.com