NPR's Don Gonyea plays the puzzle with KXJZ radio listener Suzanne Palmer and Weekend Edition Puzzlemaster Will Shortz.

Sponges may be ancient, but their timeline has been murky. New research suggests the earliest sponges were soft and skeleton-free, explaining why their fossils don’t appear until much later. By ...

In case you've faced some hurdles solving the clue, First word of Auld Lang Syne, we've got the answer for you. Crossword puzzles offer a fantastic opportunity to engage your mind, enjoy leisure time, ...

Hundreds of millions of years ago, the first animals to crawl onto land were strict meat-eaters, even as plants had already taken over the landscape. Now scientists have uncovered a ...

Tyrannoroter had specialized teeth to pulverize plants It lived 307 million years ago during Carboniferous Period Its skull was found in Canada's Nova Scotia province Feb 10 (Reuters) - Scientists ...

Life on Earth started in the oceans. Sometime around 475 million years ago, plants began making their way from the water onto the land, and it took another 100 million years for the first animals with ...

Which animals came first? For more than a century, most evidence suggested that sponges, immobile filter-feeders that lack muscles, neurons and other specialized tissues, were the first animal ...

Long before humans built labs, filed patents, or sketched blueprints, animals were already solving the same problems we struggle with today. Nature has spent millions of years refining ways to move ...

For almost two decades, scientists have debated whether sponges or comb jellies are the first animal lineage. Now some are calling for a more harmonious approach. Which animals came first? For more ...

GameSpot may get a commission from retail offers. Check the mail and head to the hotel Track down Resetti Head to Resident Services Check out Slumber Islands Use the new terraforming tools Check the ...

Chemical signatures in ancient rocks point to precursors of squishy sea creatures. After studying rocks more than 541 million years old, MIT scientists have found new evidence that some of Earth’s ...