Biology

Entries from December 2019




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"The people I distrust most are those who want to improve our lives but have only one course of action."

Physics

What is beyond the Solar System?»
Our Sun is one of many stars in our galaxy and our galaxy, the Milky Way, is one of ...
What was the purpose of voyager 1 and voyager 2?»
Voyager 1 and 2 are twin spacecrafts that were launched in the 1970s. Since then they ...
What’s it like to be an astronaut?»
Dr Piers is a British-American NASA astronaut and climate scientist. In his space ...
What is the purpose of spacesuit?»
In outer space there is no air to breathe and the temperature can quickly change from ...
How astronauts live in space station?»
The International Space Station (ISS) is the biggest object ever flown in space. It ...

Chemistry

HOW DO VACCINATIONS WORK? »
In 1796, an English doctor called Edward Jenner (1749-1823) gave the first vaccination. He ...
HOW ARE NEW DRUGS DEVELOPED? »
Research chemists examine different chemicals to find out how they react with other ...
WHAT CAUSES ILLNESS? »
Understanding the cause of an illness can often help a doctor to bring a patient back to ...
WHEN WAS ANAESTHESIA FIRST USED? »
Anaesthesia prevents pain signals from being received by the brain, so that the pain is not ...
WHAT WAS THE EARLIEST OPERATION? »
Archaeologists have found skulls, dating from at least 10,000 years ago, that have holes ...

Biology

What is the structure of the nervous system?»
The brain and the spinal cord – the mass of nerves running down the backbone – make up ...
What is nervous system?»
This is the body’s communication and control network. The brain sends and receives ...
Which are the record-breakers muscles?»
Although you may not be aware of them, some muscles stand out from the rest. Meet the ...
What is the back view of superficial muscles?»
At first glance, muscle names may appear difficult to read, but they have all been ...
What are the types of pinnate muscles? »
These fan-shaped or feather-shaped muscles have densely packed fibres, making them ...