Today World News Online

Importance of Survival Skills

What puts the ‘bomb’ in bombardier beetle? | Natural History Museum

From spikes to camoflage to detachable tails animals protect themselves in a wide range of ways One type of beetle takes it to the next level: it packs a boiling explosive punch There are around 400,000 species of beetle, and one group, the bombardier beetles, have devised one of the most interesting defence strategies in …


10. Evolution, Emotion, and Reason: Evolution and Rationality

Professor Paul Bloom: We began the course by talking about one of the foundational ideas of modern psychology. This is what Francis Crick described as “The Astonishing Hypothesis,” the idea that our mental life, our consciousness, our morality, our capacity to make decisions and judgments is the product of a material physical brain. What I …



Charles Darwin’s Idea: Descent With Modification

Charles Darwin’s Idea: Descent With Modification

Professor Dave here, let’s talk about Darwin. For millennia, humans have wondered just how we got here. Throughout most of human history, any answer to this question was the exclusive domain of religion, but when modern science came about, it wasn’t bashful in having a go at this question, too. Remarkably, science came to answer …



Common Misconceptions About Evolution

Common Misconceptions About Evolution

Sometimes, the way we use words in conversation is different from the way scientists use them in a formal setting. Which is fine, but it can cause confusion when you’re trying to talk about science. Evolution as a subject is especially vulnerable to these kinds of misunderstandings. Like, you might have heard someone dismiss evolution …


Making of the Fittest: Evolution of the Stickleback Fish — HHMI BioInteractive Video

The Evolution of Populations: Natural Selection, Genetic Drift, and Gene Flow

The Evolution of Populations: Natural Selection, Genetic Drift, and Gene Flow

Professor Dave again, let’s examine the evolution of populations. With the Origin of Species, Darwin transformed science, and provided a mountain of evidence for the evolution of life by natural selection. But there were also holes in the evidence, which have since been filled in many times over. Let’s go over a quick summary of …



Proudly powered by WordPress