The year 2016 is one the best year of science. So many great discoveries happened throught this year. Here is a list of 23 best science facts or discoveries : 

1. Gravitational waves exist. Researchers finally able to prove the theory which was predicted by Albert Einstien more than 100 years ago.

2. A new advanced type of Nuclear Fusion machine being trialed in Germany which really works. It could be a source of clean & unlimited energy.

3. A human body can survive & live more than a year without a heart in the body.

4. A Sloth almost dies every time when they poop and it looks really agonizing.

5. Crows have bigger ears, it sounds terrifying.

6. The largest prime number ever discovered is 274,207,281 -1. It is 22 million digits in length & 5 million digits longer than the second largest.

7. Artificial Intelligence(AI) can beat human Champion in 'GO' game.

8. Earth look alike planet, Kepler-452b discovered. This twin brother of Earth stays in the Alpha Centauri star system, 4.2 light years away from Earth. 

9. According to the report by sciencealert, besides Pluto, there might be an another ninth planet in solar system

10. Zika virus can be spread sexually, and it causes microcephaly in babies.

11. Tardigrade aka 'Water bear' is considered as the most indestructible creature in the world.This microscopic creature can sustain life even after being frozen for 10 years with their special DNA protecting toolkit. It can also handle the space radiation.

12. Dinosaurs had feathery tails. It was found in the piece of amber.

13. The 'impossible' EM Drive is the propulsion system that just won't quit. NASA says it really does seem to produce thrust - but they still have no idea how. We'll save that mystery for 2017.

14. In Tanzania, a large field (1.5-billion-cubic-metre) of precious Helium(He) gas found.

15. One-third people of this plane no longer to see the Milky way, because of the artificial light pollution.

16. Moon is not the only Natural Satellite of Earth. The second tiny moon is Named as 2016 HO3, it is a 'Quasi Satellite'.

17. A human can live a normal life without 90% of the Brain. Listed by e-radio. 

18. The source of Strange sound from the 'Mariana Trench' identified. Researchers found this sound is coming from the new kind of Baleen whale.

19. A Huge amount of sea ice lost Which is equivalent to the land mass of India.

20. 'Laws of Friction' found from the 500 years old "irrelevant scribbles" by Leonardo Da Vinci.

21. North pole is slowly drifting towards the London. It's happening because of Earth's shifting water content.

22. Liquid water has two different states.

23. Scientists discovered a 'pear' shaped atomic nuclei, which make time travel impossible.