Image of the sun taken by NASA's Solar Dynamics Observatory on July 18, 2015.
Credit: NASA Solar Dynamics Observatory
Each week we uncover the most interesting and informative articles around, here are 10 of the coolest stories in Science this week.
Was Alexander's Father Found? Experts believe a body found in a Macedonian tomb belongs to Alexander the Great's father, saying injuries definitely answer the question.
[Full Story: Alexander the Great's Father Found — Maybe]
Oldest Quran copy: An ancient copy of the Quran was found and may be the oldest known copy, dating to when the Prophet Muhammad was still living.
Weird hybrid animal burials found: At a pit in England, scientists uncovered strange, mixed-breed animals buried. It seems an ancient people used the odd offerings to honor their gods.
Earth's sister found: Researchers have found the best Earth-like planet yet. Kepler-452b sits the same distance from its star as Earth does the sun and seems to be rocky, as is our Blue Marble.
Project to look for E.T. A group of well-known scientists have founded a 10-year project to search the Universe for life. Using telescopes, lasers and citizen scientists, the group hopes to locate life that's been hidden until now.
How to travel back in time: Theoretically, if an object could travel faster than the speed of light, it could travel back in time but the result would be catastrophic.
How boa constrictors really kill: Most people believe boa constrictors suffocate their prey but a recent study reveals what actually happens. The muscley loops actually restrict blood cirulation in the victim, causing the animal to go into arrest.
Mini ice age? Not so fast: One scientists claims that changes in the sun's activity over the next decade or so will result in cooling on Earth, a mini-ice age. Other experts disagree.
Have you tried marijuana? According to a recently released survey, just short of half of Americans say they tried marijuana. Additionally, about 10 percent admit to currently smoking pot, up from 7 percent back in 2013.
[Full Story: 44 Percent of Americans Say They've Tried Pot]
Fatherhood and weight gain: A new study links fatherhood with weight gain. Men who had children in their 20s, whether or not they lived with them, gained 3-4 lbs whereas those who did not have children lost about a pound.
[Full Story: New Fathers Gain Weight, Study Finds]