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The new fossil discoveries provide clues about flying, spike-toothed reptiles that lived in the Sahara 100 million years ago.
New species from 5 continents and 3 oceans include geckos, goblin spiders, flowering plants, and Mediterranean ants.
Duck-billed dinosaurs - hadrosaurids - were common 80 million years ago. Now scientists have discovered a complete skull of a previously unknown species of hadrosaurid, which sported unusual skull and face features.
In January, scientists captured footage of what might be a new species of killer whale near Antarctica.
The list includes neon fish, a fast-spinning spider, moray eels, venomous snakes, and more!
"You could say that it puts Archaeopteryx back on its perch as the first bird!"
The fossils of Ledumahadi mafube suggest that it was the largest land animal alive 200 million years ago.
This year's list includes a towering tree and a tiny, single-celled protist, as well as a rare great ape and the fossil of an Australian marsupial lion.
From sea slugs to sharks to flowering plants, spanning 5 continents and 3 oceans, these new discoveries add to Earth’s tree of life.
This year's list includes a spider and an ant with names drawn from popular books, a pink katydid and an omnivorous rat.
From a giant tortoise to a tiny beetle and an early hominid, this year’s top 10 new species list contains some exciting finds.
Scientists found the creature in the deep sea, in the Hawaiian Archipelago. They nicknamed it Casper because of its ghostly appearance, caused by a lack of pigment.
Scientists say they have found a total of 1,550 bones representing 15 individuals. They say it's the largest fossil hominin find on the African continent.
Thousands of new species are discovered each year. This year’s notable finds include an Antarctic sea anemone and a leaf-tailed gecko.
"When we looked up at the bottom of the ice shelf, there they were ... People were literally jumping up and down with excitement." -- Frank Rack
Scientists have discovered four new species of curious-looking legless lizards living among fragile landscapes in California.
This list includes a glow-in-the-dark cockroach, a harp-shaped carnivorous sponge and the smallest vertebrate on Earth.
The newest public health threat in Africa, scientists have found, is coming from a previously unknown source: the banded mongoose.
The owl-faced monkey with a blue bottom is new to science. It's only the second time a new monkey species has been found in Africa in the last 28 years.
Sneezing monkey, SpongeBob mushroom, night-blooming orchid and teensy attack wasp make the top 10 new species 2012 list.