Skip to main content

The timeline can be navigated with the “Scroll Left” and “Scroll Right” buttons or by dragging the pointer to a date on the timeline waveform (located at the bottom of the screen on the desktop version and on the left of the screen on mobile). To filter by a particular topic and see a smaller section of the data, make a selection on the dropdown “Filters” menu or click “Search” to do a keyword search. Hover over the abbreviated filter tags in the blue boxes to see the complete name of the filter, or click a filter to display all the data with this tag. If you want to take a deeper dive into a specific topic by viewing a narrative essay page and a curated timeline, click on “Stories.”

Read More

British scientists use frozen sperm to inseminate a cow and birth a calf.

1950

GEN

The birth of this calf, named Frosty, is hailed as a major success. By the early 1950's, farmers and animal breeders will begin regularly using genetic technologies to shape the production of agricultural animals and by-products, like milk.