The Cambrian fossil record indicates that most animal phyla had diversified and inhabited the Earth's oceans approximately 518 million years ago. But even though chordates—the group that includes vertebrates like humans—were part of this early animal...
A vein-filled rock is catching the eye of the science team of NASA's Perseverance rover. Nicknamed "Cheyava Falls" by the team, the arrowhead-shaped rock contains fascinating traits that may bear on the question of whether Mars...
For years, scientists believed that changes in the Earth's interior, such as volcanic eruptions and tectonic plate collisions, primarily affected the surface environment. Events...
In the wet, muddy places where America's rivers and lands meet the sea, scientists from the Department of Energy's Oak Ridge National Laboratory are...
After 800 years of calm, volcanoes have awakened in the Reykjanes Peninsula of Iceland — about 56 kilometers (35 miles) south of the nation’s capital,...
A tiger shark has surprised Australian scientists on an ocean research trip by regurgitating a spiky land-loving echidna in front of them.
Researchers from James...
New discoveries about Jupiter could lead to a better understanding of Earth's own space environment and influence a long-running scientific debate about the solar...
Cestoda, commonly known as tapeworms, is a large class within the platyhelminth phylum with about 5,000 species described so far. Recently, researchers from the...
Sea ice levels in Antarctica have registered historic lows for three consecutive years, portending grave consequences for life on Earth as we know it.
But...
A handful of centuries-old sponges from deep in the Caribbean are causing some scientists to think human-caused climate change began sooner and has heated...
China has repeatedly stunned the U.S. intelligence community in the last five years with rapid progress in its space exploration program, landing a rover...
NASA's InSight mission to Mars helped scientists map out Mars' internal structure, including the size and composition of its core, and provided general hints...
There are estimated to be nearly 8 million species of animals living today, making up the majority of Earth's documented biodiversity and inhabiting almost...
A new study led by scientists at the American Museum of Natural History, Brooklyn College, and the Catalan Institute of Paleontology Miquel Crusafont has...
