You'd think we'd know everything there is to know about sexual reproduction. But as it turns out, there are still quite a few things we picked up that aren't exactly true, and we're here to correct that.

From menstrual cycles to rainfall, there are lots of claims about the moon's influence. In today's episode, Hank is here to set the record straight with 8 myths & facts about our moon.

With so many claims about the moon’s influence over everything from menstrual cycles to rainfall, SciShow is here to set the record straight with these 8 truths and myths about our moon.

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Have you had your period at the same time as your friends or family members? Is this a physiological effect or coincidence? Join Hank Green as he provides some insight on this phenomenon!

You'd think we'd know everything there is to know about sexual reproduction. But as it turns out, there are still quite a few things we picked up that aren't exactly true, and we're here to correct that. Chapters NEW EGGS 1:47 MENSTRUAL...

Hypothyroidism Signs & Symptoms | & Why Symptoms Occur



Hypothyroidism is a condition involving a low thyroid functioning (decreased thyroid hormone levels). Thyroid hormones (thyroxine and triiodothyronine) are important for...

Hyperthyroidism (Overactive Thyroid) Signs & Symptoms (& Why They Occur)



Hyperthyroidism is a condition of an “overactive thyroid”, in which an excess of thyroid hormones (T4 and T3) are produced and lead to a variety of...