After the Deepwater Horizon oil blowout in 2010, rescuers rushed to save birds, like this pelican. In the end, it didn’t really matter, most birds died.

Why We Pretend to Clean Up Oil Spills

Six years after Deepwater Horizon spewed oil into the Gulf of Mexico, we still have no idea what we're doing

New research is causing the original keystone species, the ochre sea star Pisaster ochraceus, to lose some of its supposed ecosystem-controlling powers.

Tide Shifts Against the Concept of a Keystone Species

Starfish challenge a key ecological concept, ushering in a slightly-more democratic era for tide pools everywhere

The Rise of Ocean Optimism

Sharing news of little wins for the environment fuels hope.

Universal Sudoku

The most popular and widely played Sudoku puzzle in the world

Backgammon

Play the classic board game of chance and skill.

Frontier Solitaire

The classic game you know and love!

Unolingo

Like a Sudoku puzzle with letters, each Unolingo puzzle is a 10x10 crossword without clues

Jumble

America's #1 unscrambling game.

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Universal Jigsaw

Play a new puzzle each day!

KenKen

Test your puzzle acumen by improving your math skills.

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Daily Sudoku

Complete the grid so that every row, column and 3x3 box contains every digit from 1 to 9 inclusively

Solitaire Quest Klondike

A whole new twist on on the classic Klondike style of solitaire.

Guess It

Can you guess the most popular answers to these survey questions?

Daily Word Search

Test your brain with a new word search puzzle each day.

Up and Down Words

Use crossword-style clues to fill in two-word phrases.

Lexigo

A challenging letter-tile game for word lovers.

Werebox 2

Solve puzzles by transforming shapes and removing platforms.

Two Cars

Try out your multitasking skills with this simple game.

Timber Guy

Show off your woodcutting skills by cutting as much wood as you can.

Ninja Pig

Save the world from aliens by fighting your way through this side scrolling game.

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