IFLScience
shared a link post in group #IFLScience
www.iflscience.com
YouTubers Filmed The Speed Of Light At 10 Trillion Frames Per Second
Light, famously, is pretty fast.
Comment here to discuss with all recipients or tap a user's profile image to discuss privately.
Embed post to a webpage :
<div data-postid="roxayoq" [...] </div>