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 ...
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 ...
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 ...
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 ...
Why Does the Earth Rotate? - Live Science
WEBAug 26, 2018 — Every day, the Earth spins once around its axis, making sunrises and sunsets a daily feature of life on the planet. It has done so since it formed 4.6 billion years ago, and it will continue to do ...
What is multiverse theory? - Live Science
WEBAug 23, 2021 — Here’s how it works. Multiverse theory suggests that our universe, with all its hundreds of billions of galaxies and almost countless stars, spanning tens of billions of light-years, may not be ...
Science news, expert analysis and the latest discoveries
WEB2 days ago — The latest science news and groundbreaking discoveries, with expert analysis and interesting articles on today\’s most important events and breakthroughs.
Human heart: Anatomy, function & facts - Live Science
WEBJul 27, 2022 — In humans, the heart is roughly the size of a large fist and weighs between about 10 and 12 ounces (280 and 340 grams) in men, and between 8 and 10 ounces (230 and 280 grams) in women, according ...
What are photons? - Live Science
WEBMar 10, 2022 — Bibliography. Photons are fundamental subatomic particles that carry the electromagnetic force — or, in simpler terms, they are light particles (and so much more). The photon is also the ...
Extraterrestrial evidence: 10 incredible findings about aliens from ...
WEBDec 24, 2020 — Earth bugs breathe hydrogen, maybe aliens do too. (Image credit: Shutterstock) Most Earthlings require oxygen to survive. But oxygen isn't common in the cosmos, making up about 0.1% of the ...