A Science Teacher Explains

A science teacher explains: Is water a good conductor of electricity?

January 02, 2023 10:26 am

Actually the presence of a small number of ions is all that is required to make water a good conductor. However, the more the number of ions, the more efficient it is as a conductor.

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A science teacher explains: Why do flowers have a scent?

November 29, 2022 12:40 pm

Not all flowers emit fragrance, there is also the corpse flower whose smell can make one recoil with disgust as it is an amalgamation of a rotten fish, smelly feet, and a dead body, designed to attract its carnivorous pollinators.

A science teacher explains: What if there was no moon?

September 20, 2022 3:07 pm

Without the Moon, our whole idea of the universe would change dramatically, slowing our progress as a species.

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A science teacher explains: The world through the eyes of an insect

July 11, 2022 7:07 pm

The compound eyes in insects are located symmetrically on either side of the head. They encompass hundreds, if not thousands, of hexagonal visual units called ommatidia. Each of these units is like an eye in itself.

A science teacher explains: Why do leaves fall off trees?

July 01, 2022 7:40 pm

To survive in the environment as it becomes hostile, trees initiate abscission, the process of separation of leaves, naturally.

A science teacher explains: The Big Bang Theory

June 08, 2022 6:42 pm

Scientists do have compelling empirical evidence of the Big Bang in the form of Cosmic Microwave Background radiations (CMB) which were discovered in 1965

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A science teacher explains: How important are the bacteria living in your bowels?

April 10, 2022 8:23 pm

If we eat healthy, we breed bacteria that thrive on healthy food and if we gorge on fries and burgers, we breed fast food loving bacteria.

A science teacher explains: Why Pluto, now a dwarf planet, remains a complex mystery

March 31, 2022 8:07 pm

The word “planet" has been redefined over the years since it was first coined centuries ago by ancient Greeks.

A science teacher explains: Why do birds fly south for the winters?

November 24, 2021 8:42 pm

While passing over the continents, birds run over a gauntlet of dangers both natural and manmade like brutal wind, seasonal storms, and predators, says Rachna Arora

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A science teacher explains: How is sleep related to memory?

October 17, 2021 6:38 pm

Albert Einstein slept for 10 hours besides taking siestas during the day. Even icons like Elon Musk and Jeff Bezos ensure six to seven hours of sleep.