Library›Inventions & Discoveries›One card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

HistoryOne small ahaInvention or discovery

He observed the antibacterial effect of Penicillium mould in 1928.

Think it. Then flip it. ahamoraTap to reveal Back to the cue
HistoryOne small aha
Your new ahaAlexander Fleming

Observed its antibacterial effect in 1928 Source: Alexander Fleming ↗

ahamoraReference ↗

Keep the thread going

One answer is a beginning.

Share a little curiosity, or follow it into the full collection.

Flip the full deck →

More from Inventions & Discoveries

A few more worth knowing.

  1. 02These two researchers proposed the 1953 DNA double-helix model, drawing on evidence including Franklin's and Wilkins's work.RECALL
    Watson and Crick

    Rosalind Franklin's data was crucial

    Open this card ↗
  2. 03This French scientist developed a heat-treatment process to reduce microbial spoilage in drinks.RECALL
    Louis Pasteur

    Heat treatment reduces harmful microbes

    Open this card ↗
  3. 04This scientist's team administered the first successful post-exposure rabies vaccination in 1885.RECALL
    Louis Pasteur

    Administered in 1885

    Open this card ↗