HomeScience50, 100 & 150 Years Ago: March 2021

50, 100 & 150 Years Ago: March 2021

March 7, 2021

442

- Advertisement -

Lethal gas fights crime, 1921; baby energy powers cleaning, 1871

50, 100 & 150 Years Ago: March 2021 — **1871:** Patented washing machine, powered by an energetic child. Credit: *Scientific American, Vol*. XXIV, No. 10; March 4, 1871

This article was originally published with the title “50, 100 & 150 Years Ago” in Scientific American 324, 3, 74 (March 2021)

doi:10.1038/scientificamerican0321-74

ABOUT THE AUTHOR(S)

author-avatar

Dan Schlenoff

Dan Schlenoff is a contributing editor at Scientific American and has edited the 50, 100 and 150 Years Ago column for one seventh of the magazine’s history.

Credit: Nick Higgins

Previous articleIn Obesity Research, Fatphobia Is Always the X Factor

Next articleBiden: Push States and Cities to Use Stimulus Money for Gun Violence Prevention

50, 100 & 150 Years Ago: March 2021

ABOUT THE AUTHOR(S)

Dan Schlenoff

EDITOR PICKS

COVID Cases Plummet among Nursing Home Staffers despite Vaccine Hesitancy

Joe Manchin, Kyrsten Sinema join with GOP to hand Biden bipartisan defeat on remaking filibuster

Cavs’ Altman agrees to extension, sources say

POPULAR POSTS

A new approach to identify proteins in the living brain

Watch: Former NFL Star Greg Hardy Gets Knocked Out at UFC 264

2022 U.S. Open purse, prize money: Payout for each golfer from new record $17.5 million pool

ABOUT US

FOLLOW US

50, 100 & 150 Years Ago: March 2021

ABOUT THE AUTHOR(S)

Dan Schlenoff

RELATED ARTICLES

EDITOR PICKS

POPULAR POSTS

Subscribe to our newsletter

ABOUT US

FOLLOW US