The bright colors of the northern lights are dictated by the chemical composition of Earth's atmosphere. "Every type of atom or molecule, whether it's atomic hydrogen or a molecule like carbon dioxide, absorbs and radiates its own unique set of colors, which is analogous to how every human...
Nickel is also found in the earth’s core, making it popular. It shares ferromagnetic properties with steel and iron, and this material has been used to make coins for a long time. Today, nickel is used in many industries.Phonesandbatteriesare just two of the many examples, as this metal...
The Volcanic Threat in the Pacific Northwest Earth’s Oceans Were Green For Billions of Years Earth's Inner Core Isn't a Solid As We Thought Volcanic Crystals May Help Find Rare Earth Metals This Ghost Story Could Have a Geologic Explanation ...
Venus is Earth's closest planetary neighbour and both bodies are of similar size and mass. As a consequence, Venus is often described as Earth's sister planet. But the two worlds have followed very different evolutionary paths, with Earth having benign surface conditions, whereas Venus has a ...
Oil is often called “black gold,” yet crude oil has a range of viscosity and can vary in color from black to yellow depending on its hydrocarbon composition.13Distillation, the process by which oil is heated and separated into different components, is the first stage in refining. ...
Earth's atmosphere is approximately 78% nitrogen, 21% oxygen, 0.93% argon and 0.04% carbon dioxide. Our air also contains trace amounts of neon, helium, methane, krypton, ozone and hydrogen, as well as water vapor. The following sections will explore how atmospheric composition and the alti...
In fact, these tough little water bears will probably survive long after humanity is gone, research has found. 5 fast facts about tardigrades Where they live: Water bears, true to their name, live in water, from oceans to drops of water on plants. They can live high in the mountains ...
Space is the vast, seemingly infinite expanse beyond Earth, while the universe encompasses all of space, matter, and energy, including galaxies, stars, and planets.
acquisition of geochemical data for ore deposit modeling, easily determining elemental constituents for most natural low concentration samples, as well as high grade ore concentrates.XRF (X-ray fluorescence)is a non-destructive analytical technique used to determine the elemental composition of materials...
Here’s how it works. There are millions of asteroids in the solar system. (Image credit: dottedhippo via Getty Images) Jump to: Asteroid definition Composition FAQs answered by an expert Near Earth Objects How often do asteroids hit Earth? Saving Earth Additional resources ...