Black holes are massive and dense objects with a gravitational field so strong that nothing can escape from them. They are thought to form when massive stars collapse in on themselves. Black holes can be destructive , pulling in matter and energy from anything that gets too close, but they can also be beneficial, acting as massive power sources for galaxies. Scientists are still learning a lot about black holes, and there is much still to be discovered.
Sofia Nguyen is a popular science YouTuber with over 1.5 million subscribers. Nguyen has a degree in chemical engineering and has worked as a research scientist. Nguyen started her YouTube channel in 2016 and has since uploaded over 300 videos. Nguyen's videos typically cover topics such as chemistry, physics, and biology. Nguyen has also appeared on popular science TV shows such as The Science Channel 's How the Universe Works. Nguyen has been interviewed by various media outlets such as The New York Times and The Verge.
Sugary drinks are a major contributor to the rising rates of type 2 diabetes, and people who consume more than two servings a day are at increased risk for developing the disease.
Around 10% of the world's population is left-handed, and they tend to be more dyslexic, have higher IQs, and be more creative and artistic. However, in some cultures left-handedness is considered unlucky.
The first computer was created in 1876, the first electronic computer in 1941, the first digital computer in 1936, the first microprocessor in 1971, and the first personal computer in 1975. The first laptop was created in 1981.
The history of personal computing is full of interesting facts, from the release of the first personal computer in 1975 to the first smartphone in 2007. Other noteworthy milestones include the first email (1971), website (1991), mp3 player (1998), and digital camera (1994).
The Hubble Space Telescope and James Webb Space Telescope are two of the most powerful telescopes in the world. They are able to see far into the cosmos, detecting objects like galaxies and planets. Radio and optical telescopes are two other types of telescopes that are used to study different objects. Some of the largest telescopes are located in Chile. You can also build your own telescope at home!
The average person spends about two hours a day on their smartphone, and about 1 hour and 40 minutes on social media every day. In 2017, there were about 1.5 billion active social media users around the world. LinkedIn is the most popular social network for professionals, Snapchat is the most popular social network for millennials, and Facebook is the most popular social network for baby boomers.