Category: Biology

pesticides

What Are Pesticides and Are They Really Harmful?

Pesticides are chemicals generally used in agriculture, in order to prevent diseases, pests, weeds and other kinds of plant pathogens. The final aim of pesticides is to maintain high quality in agricultural production and yield and also improve the external appeal of fruits and vegetables. Despite sometimes not being noticed by the public, there some …

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science, brain, sociology

More Younger People are Being Diagnosed with Dementia

Many people associate dementia — the degenerative brain disease that causes memory loss, confusion and speech problems — with the elderly. However, the fact of the matter is that the disease does not discriminate according to age. This is at least what doctors are seeing in the UK. According to the Alzheimer’s Society, about 850,000 …

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Carlos Finlay: Mosquitoes, Yellow Fever, and a Big Case of “I Told You So”

Pop Quiz – What animal is responsible for the most human deaths every year? If you said “shark” or “alligator” or “snake”, you would be wrong. Sure, these animals are dangerous, but they actually result in very few human deaths each year. The animal that poses the biggest threat to humans is the mosquito. Mosquitoes …

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