Photo Credits

Payment has been made to the owners of these photographs. None of these photographs should be reproduced without permission.

These photographs should not be reproduced without permission.

Senior Teenager Smiling © Photographer: Carl Durocher | Agency: Dreamstime.com

Girl student © Photographer: Vadim Ponomarenko | Agency: Dreamstime.com

Boy Student seen from above © Photographer: Tomasz Trojanowski | Agency: Dreamstime.com

Lab equipment test tubes © Photographer: Yvanovich | Agency: Dreamstime.com

Chemical equipment Petri dishes © Photographer: Pn_photo | Agency: Dreamstime.com

Fireworks © Photographer: Andrei Beka | Agency: Dreamstime.com

Water splash © Photographer: Øystein Litleskare | Agency: Dreamstime.com

Space shuttle © Photographer: Mike Brown | Agency: Dreamstime.com

Space and time © Photographer: Chris Rose | Agency: Dreamstime.com

Forest © Photographer: Andrei Calangiu | Agency: Dreamstime.com

Clown Fish and Anemone © Janetlo68 | Dreamstime.com

Sunset and Waves © Eric Gevaert | Dreamstime.com

Lake Coatepeque, El Salvador © KJ Healey

Arctic landscape © Laila Røberg | Dreamstime.com

Harmonic waves diagram © Jolin | Dreamstime.com

Baby face © | Focus Multimedia

Sandwich and French Fries © | Focus Multimedia

Refrigerator © | Focus Multimedia

Lunar Eclipse © Jeff & Courtney Crow | Dreamstime.com

Periodic Table © Ian Wilson | Dreamstime.com

High Speed water Jetski © Dmitry Yashkin | Dreamstime.com

Nightside of Durban, South Africa © Colleen Palmer | Dreamstime.com

Water turbine and generators © Mylightscapes | Dreamstime.com

Mountain Reflection © Joseph Gareri | Dreamstime.com

Chemical Research © Franz Pfluegl | Dreamstime.com

Little red arrow breaking wine glass © Kameel4u | Dreamstime.com