What is a dinosaur?
A. Although the name dinosaur is derived from the Greek for "terrible lizard", dinosaurs were not, in fact, lizards at all. Like lizards, dinosaurs are included in the class Reptilia, or reptiles, one of the five main classes of Vertebrata, animals with backbones.
Being Left-handed in a Right-handed World
The world is designed for right-handed people. Why does a tenth of the population prefer the left?
A
The probability that two right-handed people would have a left-handed child is only about 9.5 percent. The chance rises to 19.5 percent
How to Spot a Liar
However much we may abhor it, deception comes naturally to all living things. Birds do it by feigning injury to lead hungry predators away from nesting young. Spider crabs do it by disguise: adorning themselves with strips of kelp and other debris, they pretend to be something they are not
Why don’t babies talk like adults?
Kids go from 'goo-goo' to talkative one step at a time
A recent e-trade advertisement shows a baby speaking directly to the camera: 'Look at this,’ he says, I'm a free man. I go anywhere I want now.’
Organic food: why?
Today, many governments are promoting organic or natural farming methods that avoid the use of pesticides and other artificial products. The aim is to show that they care about the environment and about people's health.But is this the right approach?
Australian culture and culture shock
Sometimes work, study or a sense of adventure take us out of our familiar surroundings to go and live in a different culture. The experience can be difficult, even shocking.
Almost everyone who studies, lives or works abroad has problems adjusting to a new culture. This response is commonly referred to
The Fruit Book
It’s not every scientist who writes books for people who can’t read. And how many scientists want their books to look as dog-eared as possible? But Patricia Shanley, an ethnobotanist, wanted to give something back.
A New Ice Age
William Curry is a serious, sober climate scientist, not an art critic. But he has spent a lot of time perusing Emanuel Gottlieb Leutze’s famous painting “George Washington Crossing the Delaware”, which depicts a boatload of colonial American soldiers making their way to attack
Learning by Examples
A
Learning Theory is rooted in the work of Ivan Pavlov, the famous scientist who discovered and documented the principles governing how animals (humans included) learn in the 1900s. Two basic kinds of learning or conditioning occur, one of which is famously known as the classical conditioning.
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