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angle: Refers to the space between two intersections or the surface, usually measured in degrees, or near it. ash: Lightweight fragments of rocks and glass expelled…
G-Dwarf is one of these outside planets, HD 20794D, which is likely to be a rocky planet where the parent’s star can live. HD 20794。 This…
Arctic: The area within the Arctic Circle, characterized by extreme cold temperatures and snow cover for most of the year. The Arctic Highlands make up the…
addiction: According to the National Institute on Drug Abuse, addiction is a complex chronic disease characterized by an uncontrollable urge to use a drug despite knowing…
3-D: Three-dimensional (3-D) is an adjective that describes something with characteristics that can be described in three dimensions: height, width, and length. cancer: Cancer is a…
Sundog (noun, soon derg) Sundogs are bright flares of light that appear on either side of the sun in the sky. They form when incoming sunlight…
astronomer using dark energy spectrometer The most advanced instrument (DESI) aboard NSF's Nicholas U. Mayall 4-meter Telescope at Kitt Peak National Observatory maps how nearly 6…
application: a specific use or function of something. atom: Basic unit of chemical elements. Atoms consist of a dense nucleus containing positively charged protons and uncharged…
summarySeismologists detected unusual vibrations and determined that a 650-foot-high tsunami had occurred in Greenland.The tsunami was caused by melting glacial ice that triggered landslides and washed…
atmosphere: The outer layer of gas that surrounds Earth or another planet or moon. atom: The basic unit of a chemical element. An atom consists of…
A new study led by archaeologists from Curtin University suggests that Stonehenge’s iconic circle of stones – the Altar Stone, a six-tonne sandstone megalith – was…
composite: (often used as a synonym for chemistry) A compound is a substance formed by combining two or more chemical elements in certain proportions. For example,…
Amphibians: A group of animals that includes frogs, salamanders, and caecilians. Amphibians have backbones and can breathe through their skin. Unlike reptiles, birds, and mammals, fetal…
Serpens Nebula: A row of jets appears as red streaks in the upper left cornerNASA, ESA, CSA, STScI, Klaus Pontoppidan (NASA-JPL), Joel Green (STScI) Astronomers have…
To collect information on the animals’ behaviors, Professor Andrew Treitz and his team at the University of British Columbia utilized drone footage and biological data from…
Calcium: Chemical element and alkali metal common in Earth’s crustal minerals and sea salts. It is also found in bone minerals and teeth, and plays a…