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2015

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"Cannibals prefer those who have no spines."

Physics

Why has Mars been chosen for human colonisation?»
For a planet to be habitable for humans, 1) It should be at a safe distance from the ...
Which meteor showers most likely to be visible in the sky in 2020?»
The Quadrantids The Quadrantids give off their own New Year’s fireworks show. ...
What is Meteor Shower and how to watch it?»
If you spot a meteor shower, what you’re really seeing is the leftovers of the icy ...
Are the telescopes on the moon?»
Astronauts aboard Apollo 16 installed a linear telescope called the Far Ultraviolet ...
What is semiconductor?»
My friend says semi-conductors are used in transistor radios. What is a semi-conductor? ...

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

Which bird is named after its call?»
Ranjit Lal is one of my favourite nature writers. His essays on birds are like stories ...
Why are there so few biorocks then?»
Biorocks need electric current to function. So they have to be installed close to the ...
Why doesn’t coral get well naturally?»
Once a natural coral reef is disturbed due to human activity like shipping, whaling, ...
Why are biorocks special?»
They speed up the natural process of coral formation. Corals on the biorocks survive ...
What is Biorock technology?»
Once the biorock is well-installed, reef gardeners and biorock volunteers attach live ...