An article from Science News Feb 2021
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An article from Science News Feb 2021
Pfizer’s vaccine appears to reduce coronavirus transmission
An article from Science News Feb 2021
A drop in CFC emissions puts the hole in the ozone layer back on track to closing
An article from Science News Feb 2021
Diabetes during pregnancy is tied to heart trouble later in life
An article from Science News Jan 2021
Diamond holds up at pressures more than five times those in Earth’s core
An article from Science News Jan 2021
This weird chemical bond acts like a mash-up of hydrogen and covalent bonds
An article from Science News Jan 2021
Zinc-air batteries are typically single-use. A new design could change that
Biography
Abel, Neils Henrik (1802–1829)
Article
Abscisic acid
A major plant hormone that plays an important role in plant growth and development. Abscisic acid (ABA), with a chemical formula of C15H20O4 (Fig. 1), is one of the most significant hormones found in plants. It is responsible for regulating various…
Article
Addiction and addictive disorders
Habituation to a specific practice, such as drinking alcoholic beverages or using drugs (for example, heroin, cocaine, or amphetamines), and disorders characterized by the chronic use of a drug, alcohol, or similar substance. Addiction and addictive…