Chemical substance
A chemical substance is a form of matter that has constant chemical composition and characteristic properties. It cannot be separated into components by physical separation methods, i.e. without break...
Chemical substance - Wikipedia
Iodine Molecular Movie
This movie, derived from LCLS data, shows an iodine molecule moving in the first 2 trillionths of a second after being excited by a laser pulse. The clouds o...
Completely New Kind Of Polymer Could Lead To Artificial Muscles, Self-Repairing Materials
Hybrid polymers could lead to new concepts in self-repairing materials, drug delivery and artificial muscles. Imagine a polymer with removable parts that can deliver something to the environment and t...
Periodic Table's Seventh Row Finally Filled As Four New Elements Are Added
Four new elements have been added to the periodic table, finally completing the table’s seventh row and rendering science textbooks around the world instantly out of date. The elements, discovered by ...
Eye Drops Could Clear Up Cataracts Using Newly Identified Chemical
A chemical that could potentially be used in eye drops to reverse cataracts has been identified by a team of scientists from UCSF, the University of Michigan (U-M), and Washington University in St. Lo...
A town in Massachusetts decided to stop arresting drug users. 2 months later, here's how it's going.
Back in June 2015, Gloucester, Massachusetts, police chief Leonard Campanello announced that his officers would no longer arrest drug users who approached them seeking help.
Can Fish Oil Prevent Schizophrenia And Other Psychotic Disorders?
The use of fish oil has long been in the public eye and has been heralded by some as an essential component of our physical wellbeing, but can it also improve our mental health? Fish oil contains the ...
How we discovered 'impossible' material that both conducts electricity – and doesn't
We may have to rewrite physics textbooks after a material that can act both like a conductor and an insulator simultaneously has been discovered.
Scientists Have Discovered A New State Of Matter, Called 'Jahn-Teller Metals'
An international team of scientists has announced the discovery of a new state of matter in a material that appears to be an insulator, superconductor, metal and magnet all rolled into one, saying tha...
Transparent Light Shutters: Windows That Act Like An LCD Screen
The secret desire of urban daydreamers staring out their office windows at the sad brick walls of the building opposite them may soon be answered thanks to transparent light shutters. A novel liquid c...
The Trillion-Frame-Per-Second Camera
Researchers from Japan have developed a new high-speed camera that can record events at a rate of more than 1-trillion-frames-per-second. That speed is more than one thousand times faster than convent...
How Fjords Are Helping Curb Global Warming
Fjords from Alaska to Norway soak up potentially damaging carbon from the atmosphere, making the steep-sided inlets an overlooked natural ally in offsetting man-made climate change, a study showed on ...
Chemistry Of Seabed's Hot Vents Could Explain Emergence Of Life
Hot vents on the seabed could have spontaneously produced the organic molecules necessary for life, according to new research by UCL chemists. The study shows how the surfaces of mineral particles ins...
Breast Cancers Predicted To Rise By 50 Percent By 2030
Breast cancers already are the most common form of cancer in the United States, with 283,000 diagnosed cases in 2011. That number is predicted to rise to about 441,000 in 2030, according to Philip Ros...
25 Unbelievably Beautiful Stones And Minerals
When you hear the word “beauty,” what is the first thing that comes to your mind? I bet it wasn’t stones or minerals! The selection of beautiful stones and minerals you’ll find below are some of the m...
This Is What Sugar Does To Your Brain
We know that too much sugar is bad for our waistlines and our heart health, but now there's mounting evidence that high levels of sugar consumption can also have a negative effect on brain health -- f...
Agrochemical
Agrochemical (or agrichemical), a contraction of agricultural chemical, is a generic term for the various chemical products used in agriculture. In most cases, agrichemical refers to the broad range o...
Agrochemical - Wikipedia
Catalysis
Catalysis is the increase in the rate of a chemical reaction due to the participation of an additional substance called a catalyst. With a catalyst, reactions occur faster and with less energy. Becaus...
Catalysis - Wikipedia
Chemical compound
A chemical compound is a pure chemical substance consisting of two or more different chemical elements that can be separated into simpler substances by chemical reactions. Chemical compounds have a u...
Chemical compound - Wikipedia
Chemical element
A chemical element (often just element when the chemical context is implicit) is a pure chemical substance consisting of a single type of atom distinguished by its atomic number, which is the number o...
Chemical element - Wikipedia
Clathrate compound
A clathrate is a chemical substance consisting of a lattice that traps or contains molecules. The word clathrate is derived from the Latin clatratus meaning with bars or a lattice. Traditionally, cl...
Clathrate compound - Wikipedia
Cleaning agent
Cleaning agents are substances, usually liquids, powders, sprays, or granules, that are used to remove dirt, including dust, stains, bad smells, and clutter on surfaces. Purposes of cleaning agents in...
Contrast medium
A medical contrast medium (or contrast agent) is a substance used to enhance the contrast of structures or fluids within the body in medical imaging. It is commonly used to enhance the visibility of b...
Free radicals
In chemistry, a radical (more precisely, a free radical) is an atom, molecule, or ion that has unpaired valence electrons or an open electron shell, and therefore may be seen as having one or more "da...
Free radicals - Wikipedia
Fuel
Fuels are any materials that store potential energy in forms that can be practicably released and used for work or as heat energy. The concept originally applied solely to those materials storing ener...
Fuel - Wikipedia
Household chemicals
Household chemicals are non-food chemicals that are commonly found and used in and around the average household. They are a type of consumer goods, designed particularly to assist cleaning, pest contr...
Industrial gas
Industrial gases are a group of gases that are specifically manufactured for use in a wide range of industries, which include oil and gas, petrochemicals, chemicals, power, mining, steelmaking, metals...
Industrial gas - Wikipedia