Some would say 2017 was a relatively bad year. Of course, it was probably a good year for some people. But 2017 had a lot of negative news stories, including stories about innocent people dying, human trafficking and natural disasters. To lighten the mood, here are some of the feel-good stories of the year.

1. Scientists successfully regenerated sections of the Great Barrier Reef.

Source: Slate

2. When Amazon’s new headquarters is completed, it will include a shelter for 200 homeless people.

Source: The New York Times

3. The snow leopard has been taken off the endangered species list.

Source: Science Alert

4. The World Health Organization announced that HIV/AIDS is no longer the leading cause of death in Africa.

Source: World Economic Forum

5. Honey bee populations have rebounded, increasing by 27 percent since 2016.

Source: Fortune

6. Boy Scouts of America opened its membership to transgender boys.

Source: Karen Roach/Shutterstock

7. Emmerson Mnangagwa became the president of Zimbabwe, succeeding Robert Mugabe in a democratic election.

Source: All Africa

8. England's Prince Harry got engaged to former actress Meghan Markle and the couple are planning a royal wedding.

Source: PopSugar

9. Facebook founder Mark Zuckerberg received an honorary degree from Harvard University after dropping out in 2004.

Source: Pinterest

10. Legislation was passed in Australia allowing same-sex couples to marry.

Source: Bloomberg

11. Emmanuel Macron, 39, became the president of France, beating right-wing candidate Marine Le Pen.

Source: Slate

12. Tennis star Serena Williams won the Australian Open, and she did it while pregnant.

Source: Quartz

13. 2017 had the largest protest in American history, which was inspired by President Donald Trump’s election.

Source: History

14. NASA discovered new exoplanets capable of sustaining life, reminding us that we are not alone.

Source: NASA

15. Twins joined at the skull were separated by surgeons in landmark operation in India.

Source: One India