DO YOU KNOW?-2
Any alcohol is risky, may cause cancer.
Even an extra glass of wine per day is bad according to U K medical chief.
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The meteor death rate of people is one
person per 20 billion persons per year. One has one in 250 million chance of
being killed by a meteor, if he lives upto the age of 80 years.
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Iron tablets may damage D N A in 10
minutes. Hence the effects of these iron tablets on the body needs to be
carefully looked at, researchers said.
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Light, ultraviolet, x-rays, radio waves
are easily absorbed by dust and gas, leaving much of the universe hidden. The
beauty of the gravitational waves is that, while weak, they penetrate anything
in their path.
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World’s most livable cities in order are Vienna
(Austria), Zurich (Switzerland), Auckland (New Zealand), Munich (Germany), Vancouver
(Canada), Dusseldorf (Germany), Frankfurt (Germany), Geneva (Switzerland),
Copenhagen (Denmark) and Sydney (Australia).
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Scientists have found that eating
chocolate improves memory and brain function.
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Chronic lack
of sleep increases the risk of diabetes, obesity, hypertension and
cardiovascular disease.
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Way to kill cancer cells in two hours is
found. Children and people diagnosed with inoperable tumors. The method involves injecting
nitrobenzaldehyde into the tumor and allowing it to diffuse into the tissue.
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Strict parenting can turn kids into liars.
Children feel unsafe telling truth to rigid parents, says psychotherapist,
Philippa Perry.
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In space people grow larger at least 5 c.
m. (2 inches) as there is no gravity to pull their bodies downwards.
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After 200 million years time the earth day
will be 25 hours long due to the pull of the Moon and Sun on the tides of ocean
which slows down earth’s rotation speed.
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The magnetic poles of earth have switched
places at least 177 times in last 85 million years.
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A single flash of lighting in clouds can
generate a current of 500000 amps, causing the air around it to expand very
fast resulting in rumbling noise known as thunder.
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About 18000 years ago, the sea level was
about 100 m. below the present level, as a huge amount of Earth’s water was
ice. People could walk over ice from mainland of Europe to Britain and from
Asia to Alaska.
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Antarctica is covered by about 30 million
cu. k. m. (7.2 million cu. miles) of ice.
If this melts completely the sea level will rise by about 64 m (210
feet).
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A single drop of blood contains about 250
million red cells and over 300000 white cells.
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A person takes more than half a million
breaths in an average life time, which covers about 250000 cu. m. of air.
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An average person sheds 4 kg (9 lb) of
dead skin flakes every year (300000 hairs and about 5cm (2 in) of fingernail
clippings).
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Brain cells
cannot be replaced when they are worn out. Hence the number of brain cells
decreases as you grow older.
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The newly
born mouse opossum is no longer than a grain of rice, the smallest newborn
mammal in the world.
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40% of mammal species are rodents. Some
are considered pests, as they eat human food and spread disease.
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Giraffes are the world’s tallest animals,
but are 5 times lighter than elephants.
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An elephant eats about 150 kg of food a
day.
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A sperm whale
can stay underwater, holding its breath for up to two hours at a time.
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Planet Mars is likely to lose its largest
moon. Phobos slowly falling towards planet and is likely to be shredded under
strain of tidal forces.
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Li-fi: internet is 100 times faster than
Wi-fi. Transmits data at 1 GBPS via visible light, but cannot pass through
walls.
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Weight-loss surgery may hurt romantic
relationships.
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You can soon download films on mobiles in
5 seconds. Experts working on 5G tech which will make internet 100 times
faster, may be a reality by 2018.
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Long term vegetarian diet can lead to
genetic mutation that may increase the risk of cancer and heart disease
according to Cornell University researchers.
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Universal cancer vaccine gets a step
closer. Way found to trick immune system into attacking tumours as if they are
virus.
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Scientists
simulate N-explosion of asteroid. Move aimed to prepare Us to take down any celestial
body headed for collision with Earth.
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Scientists unveiled a synthetic
drug that appears to neutralise pain as effectively as morphine but without the
side effects that make opioids so dangerous and addictive.
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Aliens found?”Strong signal from nearby
star just 95 light years away and of the same size as our Sun are detected. It
needs further confirmation.
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A galaxy with 99% of mysterious dark
matter (which constitutes 27% of the Universe) and roughly of the same size as
our galaxy is found.
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Eyes make tiny flickering movements about
50 times every second. Without this flickers you would be unable to see.
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Each year an average man produces about 50
billion sperm cells.
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If all the D N
A in one of your cells is stretched out, it would be about 2m (6.5 ft.) long.
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During your lifetime you will probably eat
about 40 tonnes of food.
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Static electricity builds up in houses,
cars and clothes and can sometimes give you a shock. These shocks can measure
up to 50000 volts, but they involve few electrons and are not nearly as
dangerous as ones from a household electricity supply.
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In the early days of the telephone, a
single wire could carry only one conversation at a time. Modern electronics
would allow over 7500 conversations to be transmitted at the same time along a
single plastic fibre.
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The electric eel produces a 650 volts
charge from the muscles and nerves in its tail. This charge stuns its prey. It
is nearly three times as powerful as the electricity in our homes.
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There are at least 2 million kinds of
living things on earth. Scientists classify them into five major groups known
as kingdoms such as bacteria, protists, fungi, plants and animals.
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General Sherman tree, a giant sequoia
growing in California weighs about 2500 tonnes is the heaviest living thing in
the world.
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Humans live longer than any other mammal,
sometimes reaching the age of 100 years or more. After us those that live
longest are large whales and elephants, which can live to be more than 70 years
old.
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Scientists have predicted the existence of
a new fundamental particle - Madala boson – which may help solve the mystery of
the elusive dark matter in the universe.
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A simple blood
test that can detect cancer before any symptoms are noticeable has been
developed by researchers.
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Minute magnetic particles produced by car
engines and brakes can travel into the human brain and may trigger Alzheimer’s
disease, scientists have warned.
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A new drug that melts away cancer has been
given fast-track approval in the U S. Developed in Melbourne, Australia,
Venetoclax was developed to specifically target chronic lymphocytic leukaemia.
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Targeting a network of neurons in the
brain may completely reverse alcohol dependence, a new study suggests.
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Most of the Earth’s life giving carbon may
have come from a collision about 4.4 billion years ago between our planet and an
embryonic planet similar to Mercury, scientists have found.
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People with more than 8 dental fillings
may have 150% more mercury in their blood, increasing the risk of brain heart
and kidney damage, a new study has found.
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Court rooms
could soon have robots as judges, after scientists have managed to develop an
artificial intelligence (A1) system capable of predicting verdicts with 79%
accuracy.
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Next cyber attack could come via smart
bulbs. Hackers could even set an led light into a strobe pattern and trigger
epileptic seizures.
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Scientists launched a global initiative to
map out and describe every cell in the human body in a vast atlas that could
transform researchers’ understanding of human development and disease.
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