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Tag Archives: biology

I'm proud of my gender': two women win Nobel chemistry prize

Emmanuelle Charpentier and Jennifer A Doudna have been awarded the 2020 Nobel prize in chemistry for the discovery of the CRISPR genetic scissors used to edit the DNA of animals, plants and microorganisms with extremely high precision. The genome editing method  has revolutionised the field of genetic engineering, with its …

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This is How Your Body Makes New Cells

If we want to become a functioning human being, we need to have cells grow and replicate. In the final episode of this Human season, Patrick will explain the cell cycle and why we aren’t just clones of our parents. » Subscribe to Seeker! » Watch more Human! » Visit …

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This Is How Your DNA Made You

DNA is the genetic instructions that tell your body where to put each finger and how to orient the heart, but how does this process work on a cellular level? In this episode, Patrick breaks down each step of the process and explains how you end up as you are. …

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How to Build Muscle, According to Science

Your muscles change a lot over the course of your life. In this episode, Patrick breaks down everything you need to know about how muscles form, grow, and how to stay strong later in life. » Subscribe to Seeker! » Watch more Human! » Visit our shop at While some …

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This Is How Your Body Turns Food Into Energy

Your body needs energy to do, well, everything. But where does that energy come from? In this episode, Patrick dives into how exactly mitochondria power the cell, how ATP works, and, alas, the Krebs cycle. Buckle up! » Subscribe to Seeker! » Watch more Human! » Visit our shop at …

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How Exactly Is the Human Brain Organized?

The human brain remains one of the biggest mysteries in science, but we’ve learned a lot about how it works over the years. In this episode, Patrick breaks down all things brain. » Subscribe to Seeker! » Watch more Human! » Visit our shop at In order to get accurate …

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The Hidden Electrical World Inside Your Body

Our bodies rely on an ultrafast nervous system to send impulses very quickly and it all starts with a special cell called the neuron. In this episode, Patrick will explain how these cells tell your body what to do. » Subscribe to Seeker! » Watch more Human! » Visit our …

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How Do Hand Sanitizers Work?

The labels always read, “Kills 99.99% of Germs!” but does the science of hand sanitizers back it up? Today Reactions takes a closer look at the chemistry of what this goo is made of, and just how effective it really is against viruses and bacteria.Yay chemistry! Find us on all …

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