Mercury: Facts about the smallest planet | Live Science
WEBMay 15, 2022 · Mercury is the closest planet to the sun and the smallest planet in our solar system. With a diameter of about 3,032 miles (4,880 kilometers), Mercury is less than half the size of Earth, which is ...
Science news, expert analysis and the latest discoveries
WEB1 day ago · The latest science news and groundbreaking discoveries, with expert analysis and interesting articles on today\’s most important events and breakthroughs.
9 things we learned about aliens in 2021 - Live Science
WEBDec 28, 2021 · Here are 9 things we learned about aliens (and where to look for them) in 2021. 1. UFOs are real (and the government knows it) (Image credit: Bettmann/Getty Images) In June, the Pentagon released ...
What is the universe? - Live Science
WEBMay 3, 2022 · Bibliography. The universe is literally everything, the sum of all existence. It includes all matter, like stars and galaxies. The universe also includes all radiation and all other forms of ...
What are Homo sapiens? - Live Science
WEBMay 25, 2021 · Homo sapiens is a species of highly intelligent primate that includes all living humans, who are often referred to as H. sapiens sapiens. There were once many species in the genus Homo, but all ...
Human Brain: Facts, Functions & Anatomy | Live Science
WEBMay 28, 2021 · The human brain weighs about 3 lbs. (1.4 kilograms) and makes up about 2% of a human's body weight. On average, male brains are about 10% larger than female brains, according to Northwestern ...
Why Does the Earth Rotate? - Live Science
WEBAug 26, 2018 · But why does it rotate at all? The Earth formed out of a disk of gas and dust that swirled around the newborn sun. In this spinning disk, bits of dust and rock stuck together to form the Earth ...
Temperature: Fahrenheit, Celsius, Kelvin | Live Science
WEBMar 22, 2021 · Conversion formulas. Celsius to Fahrenheit: Multiply by 9, divide by 5, then add 32. Fahrenheit to Celsius: Subtract 32, then multiply by 5, then divide by 9. Celsius to Kelvin: Add 273. Kelvin to ...
What are the systems of the body? Fast facts about the human …
WEBApr 5, 2024 · It consists of the heart, blood, blood vessels, arteries and veins. According to the Cleveland Clinic, the adult human body's network of blood vessels is more than 60,000 miles (around 100,000 ...
Northern Lights: What are the aurorae borealis? | Live Science
WEBMar 13, 2022 · A fish-eye lens view of an all-sky aurora on Feb. 16, 2018, over the Churchill Northern Studies Centre, in Churchill, Manitoba. The image reveals a short-lived bright outburst when the bottom ...