Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Get premium

Create a timeline

Public timelines

About & Feedback Terms Privacy FAQ

Cabinet Get premium

Donate

jan 1, 1900 - Paul Ulrich Villard

Description:

Paul Ulrich Villard is the first to observe that gamma radiation is more penetrating than x‑rays.

Added to timeline:

Radiation Timeline

10 Jun 2018

0

0

781

Date:

jan 1, 1900

Now

~ 125 years ago

Images:

About & Feedback Terms Privacy FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL