3+ hour, 7+ min ago   (628+ words) A new open-source software package promises to transform how biologists hunt for the genetic switches that separate males from females in species with no reference genome....

7+ hour, 17+ min ago   (620+ words) Every heartbeat, every twitch of a fin, and every dividing cell in a fish embryo depends on a molecular machine so ancient that its origins trace back billions of years. Oxidative phosphorylation, or OXPHOS, is the process by which cells…...

8+ hour, 20+ min ago   (681+ words) Across the flooded fields and scrubby foothills of South Asia lives a frog that most people, including many biologists, would struggle to tell apart from its close relatives. The burrowing frog Sphaerotheca maskeyi, a medium-sized member of the family Dicroglossidae,…...

18+ hour, 23+ min ago   (48+ words) ...

1+ day, 11+ hour ago   (267+ words) New research from the Natural History Museum at the University of Oslo suggests ichthyosaurs’ rib cages may have done a job modern whale ribs don’t: acting as ballast to help them dive....

2+ day, 2+ hour ago   (643+ words) Sedimentation is more important than other factors in the 'time averaging' of marine fossils The investigators analysed more than 7,500 fossils, which were collected from a variety of oceanic environments around the world ANSTO has contributed to a large international study…...

2+ day, 6+ hour ago   (691+ words) Note: This article was originally published 30 years ago, on Aug. 7, 1996. Brian Barnes and author Ned Rozell have since retired from the University of Alaska Fairbanks, and scientists now know that the wood frog’s internal body temperature can dip to 0.6 degrees…...

2+ day, 11+ hour ago   (319+ words) We take thousands of steps each day and we never think about the evolutionary and cultural advantage it represents. Humans naturally land with a heel-strike and the metabolic energy savings were as much as 41 percent, which made traveling farther possible,…...

2+ day, 7+ hour ago   (849+ words) tissue-specific virulence Bioengineer.org...

2+ day, 18+ hour ago   (764+ words) Consider self-assembly, a common phenomenon within both the physical and biological worlds. Physical stuff routinely assembles into lifeless forms, such as crystals or amorphous rocks. But in unique circumstances, it can also self-assemble into living forms, such as bacteria, birds,…...