Brian Marks

October 12, 2013

At what degree is she running?

Brenda Stutzman

October 21, 2013

What's the point?

Michael Pershan

October 27, 2013

How was that picture made?

Anne Baldwin

January 01, 2014

How is that possible?

Penny Andrews

January 03, 2014

What is the degree of incline?

Carolyn Nichols

March 19, 2014

What direction is the track rotating?

Herb Singh

April 14, 2014

what is that machine? why is she not falling

Artie Smith

June 18, 2014

What's the tension in the cord?

Deborah Ball

July 31, 2014

How many more calories does she burn that way?

Emil Munthe

August 14, 2014

What is the friction coefficient between her shoes and the walking surface

Marissa Cassidy

August 19, 2014

Gravity?

David Wendkos

November 23, 2014

CGI

Lauren Boisvert

November 25, 2014

Who died and made her immune to gravity?

basakoz

January 24, 2015

What is this?

Andrew Richards

April 30, 2015

How?

Bryon Gayle

June 04, 2015

Really?

Heather Loney

August 28, 2015

what happened to gravity?

Noah Lee Deisges

September 16, 2015

she dont give a damn about physics

kelley Roberts

September 28, 2015

is this possible?

jessie urvater

October 01, 2015

how is she not falling over?

Vanessa Banda Talavera Vargas Perez

December 03, 2015

What's her symetrical angle?

Kyle Kirby

March 10, 2016

NARUTO?

Tiffany Treece

June 18, 2016

How is she walking up?

Jason Tomlinson

August 05, 2016

How much for the anti gravity treadmill?

Cindy Niles

August 31, 2016

Why is she hanging sideways?

Joyce O'Halloran

October 04, 2016

How fast does she have to walk so that she doesn't fall?

Lee

October 25, 2016

how did they do this?

Michael Blanton

December 14, 2016

Where can I sign up