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Ever wonder why you have certain body features that seem useless? They’re artifacts of our evolution. Check out this evidence of evolution that you can easily see on your own body.
Read it »We all get them. And we usually learn what can trigger a headache. But what’s going on inside our body when we feel that pain?
Read it »Did you know that the ingredients that became aspirin were discovered more than 4000 years ago? This is the fascinating story of the development of this common medicine.
Read it »More than 300 million people around the world suffer from asthma. You probably know someone who does. You may have even heard them say they have “asthmas attacks.” What happens during an asthma attack?
Read it »Science and a breakthrough vaccine conquered a virus that had sickened humans for thousands of years. It killed billions of people. Now smallpox is no longer a threat. In the year 1022, a Buddhist monk used a practice called variolation to immunize people against the virus. Still, it took 700 more years to develop a […]
Read it »Even when there isn’t a global pandemic, your immune system is constantly working to keep you healthy. A vaccine pre-arms your system to start protecting against an invader. Here’s a quick explainer on how it works.
Read it »Did you know that people have different types of blood from one another? This is why you can’t donate blood to any other person. It’s also why blood donation is a lot trickier than you might think. Giving the wrong type to a person can cause their immune system to start fighting off the donation.
Read it »This is a great — although a little advanced — explanation of the development of vaccines and how mRNA vaccines are a new technology that may help us beat all kinds of diseases.
Read it »In early 2020, the COVID-19 novel coronavirus was declared a pandemic. We know when a pandemic starts: it’s when a new virus is found all over the world. But when does one end? Find out in this short video. Because it’s a video from the summer of 2020, we already know how some of the […]
Read it »Cats evolved over millions of years as both predator and prey. That evolution created a lot of survival tactics and responses that we still see in the way cats jump around today.
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