Scientists Trace the Origin of Our Teeth to Primitive Fish More Than 400 Million Years Back in Time
The origin of our teeth goes back more than 400 million years back in time, to the period when strange armored fish first developed jaws…
The origin of our teeth goes back more than 400 million years back in time, to the period when strange armored fish first developed jaws…
River water, lake water, and seawater contain DNA belonging to organisms such as animals and plants. Ecologists have begun to actively analyze such DNA molecules,…
Betta fish opponents undergo similar brain changes that become more synchronized after longer fights. When two betta fish are fighting for dominance, not only do…
A diverse diet and flexible behavior may have empowered blenny fish to make a dramatic transition out of the water — but once on land,…
Recently discovered ‘single-pixel vision’ in fish could help researchers understand how humans are able to spot tiny details in their environment — like stars in…
New hormone that stimulates sexual functions in fish could lead to novel infertility treatments in humans. When University of Ottawa biologists Kim Mitchell and Vance…
Scientists from the University of Bristol and the University of Zurich have shown that the Titanichthys — a giant armored fish that lived in the seas…
Marine life off the West Coast, from Mexico up through Canada, inhabit the California Current. The cool, nutrient-rich water supports life from invisible phytoplankton to…
Underwater sound devices called “pingers” could be an effective, long-term way to prevent porpoises from getting caught in fishing nets with no negative behavioral effects,…
Sturgeons lived on earth already 300 million years ago and yet their external appearance seems to have undergone very little change. A team of researchers…
An ancient fossil found in Canada reveals new insights into how the human hand evolved from fish fins. An ancient Elpistostege fish fossil found in…
The next time you eat sashimi, nigiri or other forms of raw fish, consider doing a quick check for worms. A new study led by…
Flexible temporary electronic displays may one day make it possible to sport a glowing tattoo or check a reading, like that of a stopwatch, directly…
Native fish discovered with spinal deformities in California’s Sacramento-San Joaquin Delta in 2011 were exposed to high levels of selenium from their parents and food…
High fish diversity is a good indicator of forest health. Think of the Amazon, and you probably think of jaguars, monkeys, or parrots. But many…
Microplastic pollution in the world’s oceans is a growing problem, and most studies of the issue have focused on land-based sources, such as discarded plastic…
Double-Checking the Science on the Effects of Ocean Acidification Sometimes it helps to check the facts. You may be surprised by what you find. Over…
Researchers find familiar species pave the way for coral regrowth. In contrast to most other species, reef-dwelling parrotfish populations boom in the wake of severe…