When you hear about the stock market going up or down, what’s being measured is the change in the value of a specific stock index, such as the S&P 500, Dow Jones Industrial Average or Nasdaq Composite Index. Index funds are used to match the performance of these major market bellwethers.
The Alzheimer’s Clock-Drawing Test (CDT) is a fast, simple way of spotting warning signs for Alzheimer’s disease and other related dementias that can be administered by non-professionals in the comfort of one’s home.
Investigative journalist Will Potter is the only reporter who has been inside a Communications Management Unit, or CMU, within a US prison.
A gravity hill is a place where a slight downhill slope appears to be an uphill slope due to the layout of the surrounding land, creating the optical illusion that water flows uphill or that a car left out of gear will roll uphill.
In the age of expensive data, missed calls became more than just a cheap way to communicate. But in India, technology moves faster than you’d think.
Bob Moog (1934-2005) was an innovator in the world of electronic music for more than 50 years, expanding the boundaries of sonic expression and affecting the lives of musicians and music lovers around the globe. His invention of the Moog synthesizer in 1964 (in collaboration with Herb Deutsch) revolutionized almost every genre of music, offering performers new sonic possibilities in which to express their creativity.
Some COVID-19 vaccines require two doses because the second dose helps to better reinforce the immune response. Learn more about vaccine immunity.
For millions of people across the globe, Nowruz is no small celebration. Think Christmas, New Year's and Fourth of July combined -- and add to that fire festivities, delicious meats, rice and spices, family gatherings, street dances and loud banging on pots.