The Brighterside of News on MSN4d
New evidence suggests the universe is much older than we thought
The cosmos may be far older than we once believed, according to startling new data from the James Webb Space Telescope (JWST) ...
Researcher calculates Santa's speed on Christmas Eve—and this is what it would do to Rudolph's nose
With billions of children around the world anxiously waiting for their presents, Father Christmas (or Santa) and his reindeer ...
BBC1y
The expanding Universe Redshift
Redshift is also the name of the factor z indicating the relative change in wavelength due to the Doppler shift for a receding galaxy. The Doppler equation used for sound calculations cannot be ...
Greek Reporter8d
How Fast Does Santa Travel on Christmas Eve? Researchers Figure it Out
Dr. Laura Nicole Driessen analyzes Santa's travel speed on Christmas Eve, which is around 8.2 million km/h to deliver gifts ...
devdiscourse10d
Sky-High Speed: Rudolph's Doppler-Shifted Christmas Dash
Father Christmas, also known as Santa Claus, delivers presents to 690 million believing children globally, traveling at an estimated 8.2 million km/h. Using the Doppler effect, Rudolph's nose color ...
BBC7mon
Physics GCSE: The Big Bang and red shift
He explains the Doppler effect and introduces red-shift and cosmic microwave background radiation, which provide evidence for an expanding universe. This short film is from the BBC series ...
The Conversation11d
I’ve calculated Santa’s speed on Christmas Eve – and this is what it would do to Rudolph’s nose
This is thanks to what’s called the Doppler effect – the way speed affects the length of waves, such as sound or light. When light changes colour due to speed, we call it redshift or blueshift ...