Few mistakes sour good writing like nominalizations, or, as Helen Sword likes to call them, zombie nouns. Zombie nouns transform simple and straightforward prose into verbose and often confusing writing. Keep your nouns away from...

In this funny (and actually poignant) 3-minute talk, social strategist Renny Gleeson breaks down our always-on social world -- where the experience we're having right now is less interesting than what we'll tweet about it later.

When someone gets a little scrape, it's pretty common for them to cover it with a bandage while it heals. There are some people, though, who think it's best to leave the wound uncovered and let your body do its healing thing. Who's...

With T cells thoroughly covered, let's move on to B cells and antibodies, which are the central elements of humoral immunity. How do B cells develop? What are antibodies, how many kinds are there, and what do they do? Let's get a quick...

Gigantism & Acromegaly | Growth Hormone, Signs & Symptoms, Diagnosis, Treatment



Gigantism and acromegaly are two medical conditions caused by high levels of growth hormone. Gigantism is a condition involving abnormally tall...

We've already begun examining some immunomodulating drugs, like the glucocorticoids, so let's zoom out for a more comprehensive view of this class. First let's check out immunosuppressants, drugs that suppress some unwanted or...

In this video, we explore BASIC differences between cell growth, cell proliferation, and cell differentiation.

The U.K., U.S. and Australia have announced a security pact aimed at confronting China, whereby Australia will be provided with the technology to build nuclear-powered submarines.

In this video, we discuss the difference between proto-oncogene and oncogene AND the meaning of tumor suppressor genes. We also explore how dysfunction in any of these can lead to cancer.