Redshift and blueshift are used by astronomers to work out how far an object is from Earth. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Distance records are an excellent proxy for the state of the art in astronomy. Finding extremely faraway galaxies is hard. In ...

In 1929 Edwin Hubble published the first solid evidence that the universe is expanding. Drawing upon data from Vesto Slipher and Henrietta Leavitt, Hubble demonstrated a correlation between galactic ...

A Doppler shift is defined as a change of frequency of light or sound when an object is moving toward or away from an observer. Edwin Hubble observed in 1929 that galaxies appear on average to be ...

eSpeaks’ Corey Noles talks with Rob Israch, President of Tipalti, about what it means to lead with Global-First Finance and how companies can build scalable, compliant operations in an increasingly ...

Imagine the ultimate version of a toy Universe: it's expanding, it's full of material, and through it all, there's one photon ⁠— or quantum of light ⁠— that we keep track of and forbid from ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. The light you see, when you look out at the stars and galaxies that ...

On Monday, Maxon announced Cinebench 2026, the latest version of its benchmarking software for testing CPU and GPU ...