Traditional shark nets are known as ‘walls of death.’ A new eco-friendly barrier uses a magnetic field to deter sharks instead of trapping them.

Traditional shark nets are known as 'walls of death.'  A new eco-friendly barrier uses a magnetic field to deter sharks instead of trapping them.

Earlier this month, a woman paddleboarding in the Bahamas was killed by a shark, CNN reported. Deadly shark attack Very rare but still a real concern for swimmers, surfers, and …

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