33
/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
Public Timelines
Menu
Public Timelines
FAQ
Public Timelines
FAQ
For education
For educational institutions
For teachers
For students
Cabinet
For educational institutions
For teachers
For students
Open cabinet
Create
Close
Create a timeline
Public timelines
Library
FAQ
Edit
Download
Export
Duplicate
Premium
Embed
Share
science
Category:
History
Updated:
8 months ago
0
0
63
Contributors
Created by
Theo Topatan
Attachments
Comments
Events
xrays invented
anesthesia invented
stethatscope ivented
chemo was invented
vaccines were invented
antibiotics invented
ct scanner invented
defibrillator invented
disposable catheter invented
radiology imvented
About & Feedback
Terms
Privacy
Library
FAQ
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
Comments