Science & Technology

Biology

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What blood type are you?

I'm O positve and my husband is O negative. He's a universal donor but can only receive transfusions from other O negs so I couldn't give him blood or an organ in event of an emergency 😥

How many humans is too many for city, state, nation, planet?

Is there a list of drugs that make people hear voices different than they actually are?

Does any guys want their hair smelled?

Would you let a random girl smell your hair? How about if she was pretty?

Is an anti-bacteria gel the best product to prevent (not hide) body odour, if the smell is caused by the bacteria working and not the sweat

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Biology

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