Cool Science Facts
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Astronauts in places with microgravity, like on the ISS, are weightless; they can sleep or rest in any orientation. However, when it’s time for them to sleep, they have to attach themselves so they don't float around and bump into something. ISS astronauts usually sleep in sleeping bags located in small crew cabins. Each crew cabin is just big enough for one person. Astronauts also attach themselves to walls or the ceiling to sleep.
All the colors we see are an effect of light. Our eyes detect light particles (photons) because they hit our retinas. There are special cells in our retinas, which are sensitive to color. These cells (called cones) send messages about color to our brains, which have the ability to process these messages and thus to receive colors.
Zombie Stars – Unusual Space Objects That Refuse To Die Despite Multiple Powerful Explosions | MessageToEagle.com
Astronomers have long wondered whether zombie stars do exist. Normally, when stars explode at the end of their lives, they can shine with the brightness of 100 million suns for three months or more before they fade into the darkness.
What Does It Mean To Be Ambidextrous? | MessageToEagle.com
A person that can use both right and left hand equally is known as 'ambidextrous'. There is only 1% of people with this ability, which give the possibility to write using either right or left hand. Otherwise, the total population of left-handed people is only 10%. Both left-handed and ambidextrous have a symmetric brain formation. Researchers have suggested that for them, neither hemisphere in the brain plays a dominant role.
Bombay Blood Is One Of The World's Rarest Blood Groups | MessageToEagle.com
MessageToEagle.com – Most of us have heard of general blood types such as A, B, AB and O. Bombay blood group, however is one of the world’s rarest blood groups and people who carry this rare blood type can accept blood only from another Bombay blood type individual, and not from anyone who is O, A, …
Beautiful Ladybird Spider Is One Of Britain's Rarest Spiders | MessageToEagle.com
MessageToEagle.com – For many years, the beautiful Ladybird spider was thought to be extinct, but it was rediscovered in 1980 in UK. It is still endangered, but conservationists have been working hard to preserve the species and the number of Ladybird spiders is slowly increasing. The spider belongs to a species named Eresidae and get its …
People With Blue Eyes Have One Common Ancestor Who Appeared 10,000 Years Ago | MessageToEagle.com
MessageToEagle.com – About 6,000-10,000 years ago, an interesting mutation took place that resulted in the emergence of blue eyes. Before that all people on Earth had brown eyes. If you have blue eyes, then you have more in common with other blue-eyed individuals than you once thought. Scientists have been able to confirm that all people …