Science Facts: 23 Facts Which Were Unknown Till This Year

Science always amuses everyone by the facts. Scientists always experiment and discover new things time by time.

Here are 23 science facts which were unknown till 2016 as stated in Science Alert and E-Radio.US.

1. Gravitational waves are real. Researchers finally detected the elusive ripples in space-time more than 100 years after Einstein's first prediction.

2. Sloths almost die every time they poop. And it is obvious that they are anxious about that.

People may live without some other part of their body but one cannot think of living without heart or brain. The following two facts are based upon that.

3. It is possible that one can live for more than a year without a heart in the body.

4. It is a known fact that people only use 10 percent of their brain. It is possible to live a normal life without 90 percent of the brain.

5. There are strange and metallic sounds coming from the deepest point on Earth's surface, Mariana trench. Scientists currently think that that noise is a new kind of baleen whale call.

6. A revolutionary new type of nuclear fusion machine which was being trialed in Germany really works and it could be the key to clean unlimited energy.

Scientists are trying since long time to find a new planet like earth. Next fact is on that.

7. In the Alpha Centauri star system, there is an Earth-like planet which is 4.2 light-years away. Scientists are already planning a mission to visit this planet.

8. Earth has a second mini-moon orbiting it which is known as a 'quasi-satellite'. It is called 2016 HO3.

As everyone knows, Pluto was removed from the solar system in August 2006. There are eight planets currently.

9. There might be a ninth planet in the Solar System which is not Pluto.

10. First written record demonstrating the laws of friction has been hidden for the past 500 years inside Leonardo da Vinci's "irrelevant scribbles".

11. Most dangerous Zika virus can be spread sexually and it can cause microcephaly in babies.

12. Crows have big ears and they are kind of terrifying.

13. The largest known prime number 274,207,281-1 which is 22 million digits in length is 5 million digits longer than the second largest prime number.

14. The North Pole is slowly moving towards London due to the planet's shifting water content.

There is an increasing problem of global warming around the globe. Check out the next fact.

15. Earth lost enough sea ice this year which can cover the entire land mass of India.

16. Artificial intelligence can beat humans at Go.

17. Tardigrades have an inbuilt toolkit to protect their DNA from damage. And these tiny creatures are so indestructible that they can survive being frozen for decades, they can bounce back from total desiccation and they can even handle the harsh radiation of space.

Next fact is quite strange and it is about one of the most fundamental compounds of the Earth.

18. There are two liquid states of water.

19. Pear-shaped atomic nuclei do exist and because of them, time travel seems impossible.

20. Dinosaurs were floppy and they had marvelous tail feathers.

21. Milky Way is not visible from one-third of the planet.

22. There is a 1.5 billion-cubic-meter (54 billion-cubic-foot) field of valuable helium gas in Tanzania.

23. The 'impossible' EM Drive seem to produce thrust and NASA says they still have no idea how.

These are the 23 scientific facts that were unknown till the start of 2016 and scientists discovered them this year.