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36202
Caption: Angel Scolding Devil
Artist: Susan Ishige
Release: Not Applicable
File Size: 59.51 MB
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36110
Caption: Children In Classroom Watching Clock
Artist: James Yang
Release: Not Applicable
File Size: 38.75 MB
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505347
Caption: Gentleman's head on a dinner platter set with fork, knife and spoon
Artist: McClatchy - Tribune
Release: Not Applicable
File Size: 22.21 MB
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75153
Caption: Child Having Temper Tantrum
Artist: Peter Bono
Release: Not Applicable
File Size: 27.99 MB
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520895
Caption: Man putting his head into a lion's mouth
Artist: Gary Hovland
Release: Not Applicable
File Size: 46.09 MB
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505508
Caption: Two toddler-age boys sitting in a sandbox, one cries as his arm is bitten by the other child
Artist: McClatchy - Tribune
Release: Not Applicable
File Size: 7.37 MB
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505437
Caption: good boy in his pajamas playing with his toy cars as mother behind him touches his head
Artist: McClatchy - Tribune
Release: Not Applicable
File Size: 12.79 MB
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519639
Caption: People standing on a house of cards that is falling apart
Artist: Janusz Kapusta
Release: Not Applicable
File Size: 46.60 MB
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481129
Caption: The weather model of meteorologist Edward Lorenz.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 30.48 MB
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521089
Caption: Person walking along the edge of a barcode.
Artist: Miriam Selmi Reed
Release: Not Applicable
File Size: 48.15 MB
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506697
Caption: A female banded horned tree frog (Hemiphractus fasciatus) with eggs on its back
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.34 MB
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520847
Caption: Bullying in the classroom
Artist: Cap Pannell
Release: Not Applicable
File Size: 49.25 MB
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507030
Caption: Tungara frogs (Physalaemus pustulosus) mating
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 11.29 MB
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40747
Caption: Man at computer, man with blocked telescope
Artist: Campbell Laird
Release: Not Applicable
File Size: 30.53 MB
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506629
Caption: Tadpoles on the back of a male rocket frog (Colostethus nubicola)
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 12.51 MB
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519746
Caption: Person inside a bell that is ringing
Artist: Christopher Zacharow
Release: Not Applicable
File Size: 44.27 MB
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520765
Caption: Cyber-bullying in school
Artist: Anthony Bari
Release: Not Applicable
File Size: 50.02 MB
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481022
Caption: Cross section of a beaver lodge
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 8.75 MB
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481232
Caption: Cross-section of a harvester ant colony
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 17.10 MB
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481343
Caption: If a saddlepoint does not exist for a payoff matrix, a probabilistic strategy is optimal to maximize expected (average) rewards.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 41.86 MB
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481246
Caption: In variable-sum games each payoff depends on both players' actions, so each matrix entry lists two payoffs, one for each player.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 20.93 MB
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481417
Caption: A saddlepoint, or entry, in a payoff matrix at which the expected gain of each participant has the highest guaranteed payoff.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 41.86 MB
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481161
Caption: The prisoners' dilemma in game theory demonstrates how communication among participants can drastically alter their strategy.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 41.86 MB
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516526
Caption: Young man with bird flying from open cage coming out of his head.
Artist: Roy Scott
Release: Not Applicable
File Size: 53.56 MB
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39453
Caption: Researchers Studying Gambling
Artist: Dan Yaccarino
Release: Not Applicable
File Size: 49.38 MB
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510361
Caption: A paper wasp (genus Polistes) making a hive
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 11.27 MB
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481097
Caption: Pay-off matrix showing bourgeois, or mixed attack/retreat behaviour, as the most stable strategy for a population.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 39.01 MB
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18435
Caption: Close up of hands holding book with title, 'The Golden Rule'
Artist: Stephanie Carter
Release: Not Applicable
File Size: 83.32 MB
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510329
Caption: A cicada killer wasp dragging a paralyzed cicada into a burrow
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 9.84 MB
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83264
Caption: Couple Seperate By Chasm
Artist: Stephanie Carter
Release: Not Applicable
File Size: 61.54 MB
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83265
Caption: Couple Meeting Over Hand Bridge
Artist: Stephanie Carter
Release: Not Applicable
File Size: 69.25 MB
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83266
Caption: Couples Refusing To Cross Hand Bridge
Artist: Stephanie Carter
Release: Not Applicable
File Size: 68.58 MB
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115684
Caption: Two businessmen holding ladder to lighthouse
Artist: ImageZoo
Release: Not Applicable
File Size: 23.34 MB