| |
 |
| |
- Synopsis: If the study of falling bodies and celestial
orbits pioneered by Galileo, Descartes, and Newton provided
the right frame of mind in the human quest into the secrets
of Nature, the past century has witnessed the real power
of scientific reasoning.
|
| |
|
| |
 |
| |
- You may notice that more and more people, including a
few movie stars, wear crystal jewelleries. Do you know why?
It is because crystals, especially purple crystals known
as amethyst, can change your life in a subtle way.
|
| |
|
| |
 |
| |
- When you watch the twinkling stars in the night sky, you
may think that they are lonely objects in the infinite space.
Yet astronomers tell us that a majority of stars in fact
come in pairs. Stars which exist in pairs are called binary
stars.
|
| |
|
| |
 |
| |
- Biological ideas do not solely come from biologists. In
fact, scientific ideas and concepts can often be applied
to more than one discipline. Specifically, a lot of physical
concepts are required in the study of animals and plants.
|
| |
|
| |
 |
| |
- Straight lines, squares, triangles and circles are fundamental
geometrical objects that we are all familiar with. Graphic
designers often put together a number of them to create
pretty patterns.
|
| |
|
| |
 |
| |
- Nano is an abbreviation of nanometer (nm) which is a
unit of length. It is one billionth of a meter, a very small
length indeed.
|
| |
|
| |
 |
| |
- As humanity has made great progress in processing elementary
materials, they have become milestones that marked the early
stages of mankind development, such as Stone Age, Bronze
Age, Iron Age, etc.
|
| |
|
| |
 |
| |
- To the scientific community science is distinct from other
subjects by a unique character called falsifiability. We
refer to Kit’s story for the explanation on falsifiability.
|
| |
|
| |
 |
| |
- Perhaps, you are thinking of Einstein’s theory of
relativity when you are reading the title of this article.
However, what you are about to learn is nothing to do with
the space-time traveling as in the episodes of Star Trek
but related to the common phenomena of life.
|
| |
|
| |
 |
| |
- If there ever is a popular contest for “The Best-loved
Scientific Instrument”, the astronomical telescope
will likely be one of the top contenders.
|
| |
|
