Do insects even have hearts? Sure they do, but their hearts are somewhat different from human hearts.
If you had to guess the most common cause of headaches, would you ever suspect the culprit is ice cream?
Do you faint if you see, or maybe even think about blood? The symptoms you are experiencing are part of a syndrome called vasovagal syncope syndrome. Learn more on this Moment of Science.
You know how Santa Claus is always depicted with rosy red cheeks? We have a theory that Mr. Claus has the skin condition, rosacea. Rosacea is a skin condition affecting about 14 million adults in the United States. Learn more on this Moment of Science.
What happens in your body when you're frightened? Find out on this Moment of Science.
Are there added benefits to getting a yearly flu shot? Find out on this Moment of Science.
Our bodies are full of bacteria. Believe it or not, that's not necessarily a bad thing. Learn more on this Moment of Science.