Astronomy Quote by Caleb Scharf

“If you were a hapless cosmic hitchhiker stranded between the stars of the Milky Way, your body would represent a concentration of matter a…

— Caleb Scharf

“In powers of ten, humans exist almost halfway between the inconceivably big and the unimaginably tiny, and the final plunge from 10^-19 meters to…

— Caleb Scharf

“The most distant quasars exist in a very young universe, barely a billion years old.”

— Caleb Scharf

“There are underlying principles at play in nature, from the fields, quanta, and forces of the universe to the ebb and flow of complexity,…

— Caleb Scharf

“We are accelerating and extending our minds through our computers and algorithms, through our medical prowess and our accumulated knowledge. These minds of ours…

— Caleb Scharf

“Remarkably,on the journey from 10^27 meters to 10^23 meters, in just five factors of ten we transition down from the size of the observable…

— Caleb Scharf

“The gloriously bright daytime side of the Earth is therefore not just a pretty sight. It signals a relentless absorption of electromagnetic radiation. Earth…

— Caleb Scharf

“The length of all DNA in your body's cells is 74 billion kilometers (or 193,000 times the distance from the earth to the moon).”

— Caleb Scharf

“Our biological awareness seldom strays below a few millimeters or above a few kilometers. That is 6 orders of magnitude out of some 62.”

— Caleb Scharf

“With enough infalling matter, a spinning black hole can convert mass to energy with higher efficiency than even nuclear fusion. The most luminous cases…

— Caleb Scharf

“Our cosmic circumstances influence the way we see reality.”

— Caleb Scharf

“Some estimates, based on analyses of the known geometry of space-time, suggest that the "full" universe could extend at least 250 cosmic horizons farther.…

— Caleb Scharf