Gravity Visualized

Help Keep PTSOS Going, Click Here: Burns explains his space-time warping demo at a PTSOS workshop at Los Gatos High School, on March 10, 2012. Thanks to Shannon Range from the Gravity Probe B program for creating the original demonstration which he shared with Dan in 2004.Information on how to make your own Spacetime Simulator can be found here:

Yasuhiro Nagata

even people like this dont really think that school is that much of a necessity

Cam Stickney

Boom shota shota come get your shota


That "Destiny Awaits" thing is awesome

Taney Renee

RIP Bucky from 2018

Collin Sinnya


David Tabor are totally the best guy ever. I've known about the beating heart in the statue on gta 4 for so long but only you were able to explain totally what that damn thing was all about. I'm jealous

Mr Goombo

I broke my bully’s arm in 2 grade

Mr black panther Mbp

Real life Angry Birds?!?

Gianni Antonelli

Rage monster

javier gomez



Team red

Austost - Minecraft


Reeciee Productions

They should adopt!!

grace's place


josephine sandra


Abdullah riaz

last one was the besr one

Dayala Praveenkumar



I don't so mad when People destroy the Earth besause I am from Germany and there Std Poeple like CDU or AFD

Hitarth Jaiswal

You should do a race with airplanes


sicko mode

I'm just kidding I loved this so much

sacha krishnamurthy

Great video guys ! :)

Street Money Munch

Aye I like this shit here especially how he flipped the Nipsey line that was hot Respect ✊🏾 🏁🏆🏁

Marvin Escobar-Murillo

I like your video

Raufsober ober

From nothing to everything.. Dude perfect inspiring us to be zero to hero

Cody P

Team Ty all the way



carrie orebaugh


Jack Stelter

I got johnny Hekker to sign a cheesehat at a packer game I went to

Leila Elrgdawy

Super unclimactic video lol

William Barrett

#YIAYjob poop dealer 😳

Matt Earl

Great video, very informative and well edited. Dropped a like

Denny Vlogs

🦋what does this mean for lil skies

Jose Hernandez

Race horses

OMG_ItzVianey C:

*thinks to self: this is fake...*

Lorrie Browning

My dad and me love golf


Wierd flex but ok

negative -101

Vat19 is coping you

Oleg Yablonskyy


Mr. Weebles

We want Coby to win. No more Cory Garrett Cody or Tyler

I think not

Orange in a basket

The kid who thinks he can shoot 3's but misses and never passes


Olivia_ King00

Can you even sweat while swimming🥴

Minty Sun Rainbow

But then everything that I think I'm good at, my best friend could do better...

Pepper Pete

dude, his brother yote his girlfriend


how the hell did she understand all that when she was three years old?