On-This-Day
On-This-Day - On-This-Day : Daily historical facts, events, famous birthdays, world history, United States history and music history.
Triglycerides: Why do they matter?
Why do high triglycerides matter? High triglycerides may contribute to hardening of the arteries or thickening of the artery walls, called arteriosclerosis. This condition increases the risk of
The Anatomy of a Battery
Atoms have electrons, which are extremely tiny, negatively-charged particles. Batteries work by making these electrons move from one part of the battery to
Battery | Composition, Types, & Uses | Britannica
Every battery (or cell) has a cathode, or positive plate, and an anode, or negative plate. These electrodes must be separated by and are often
Automated external defibrillators: Do you need an AED?
An automated external defibrillator (AED) is a portable device that can be used to treat a person whose heart has suddenly stopped working. This condition is called sudden cardiac arrest.
OnThisDay -
On This Day in History: March 15 In 44 B.C., Julius Caesar was assassinated in Rome in March, stabbed to death by Brutus, Cassius, and other Roman senators. In 1493, Christopher
Acute sinusitis: Do over-the-counter treatments help?
Medicine you can get without a prescription may give some relief from acute sinusitis symptoms.
How well do face masks protect against COVID-19?
Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and how to use them.
On This Day in History
Discover what happened on this day in history. Explore a daily timeline of historical events, famous births, and significant moments sourced from Wikipedia.
How do batteries work? A simple introduction
Unlike normal electricity, which flows to your home through wires that start off in a power plant, a battery slowly converts chemicals packed inside
On This Day
Find out what happened today or any day in history with On This Day. Historical events, birthdays, deaths, photos and famous people, from 4000 BC to today.
Arthritis pain: Do''s and don''ts
Arthritis is a leading cause of pain and limited mobility worldwide. There''s plenty of advice on managing arthritis and similar conditions with exercise, medicines and stress management. But
Hand-washing: Do''s and don''ts
Hand-washing: Do''s and don''ts Hand-washing is an easy way to prevent infection. Know when and how to wash your hands, and how to get children into the hand-washing habit.
How Do Batteries Work? The Physics of Stored Energy
Batteries are unique because they store energy chemically, not mechanically or thermally. This stored chemical energy is potential energy—energy waiting to be unleashed. Inside a
BBC ON THIS DAY | Front Page
Hundreds of people are reported to have died in Assam as fierce fighting rages in the run-up to Indian elections. Police are hunting two IRA bombers who attacked an army barracks at Tern Hill in...
Cardiopulmonary resuscitation (CPR): First aid
Cardiopulmonary resuscitation (CPR) is an emergency treatment that''s done when someone''s breathing or heartbeat has stopped. For example, when someone has sudden cardiac
How Batteries Work | Basic Principle | Electricity
Batteries convert stored chemical energy into electrical energy through an electrochemical process. This then provides a source of electromotive force to
Today In History | What happened on this day | AP News
Find out what happened on any day in history, from major historical events and anniversaries to birthdays or deaths of famous figures.
Batteries: Electricity though chemical reactions
Batteries consist of one or more electrochemical cells that store chemical energy for later conversion to electrical energy. Batteries are used in many day-to-day
Osteopathic medicine: What kind of doctor is a D.O.?
You know what M.D. means, but what does D.O. mean? What''s different and what''s alike between these two kinds of health care providers?
On This Day
On This Day In History: anniversaries, birthdays, major events, and time capsules. This day''s facts in the arts, politics, and sciences.