It’s hard to focus after a bad night’s sleep and by using mice and flashes of light, scientists have found why; just a few nerve cells in the brain may control the switch between internal thoughts…

Amyotrophic lateral sclerosis (Lou Gehrig's disease) is in the popular media because celebrities are dumping buckets of ice on their heads to raise awareness. Researchers probably wish they…

Scientists have altered key biological events in red blood cells, causing the cells to produce a form of hemoglobin normally absent after the newborn period. Because this hemoglobin is not affected…

The cytoplasm of mammalian cells is a viscous fluid, with organelles and proteins jiggling against one another and drifting at random. Yet a new biophysical study finds that those drifting objects…

Tokyo is a city of more than 13 million people and they are no strangers to earthquakes. The city, like much of Japan, has been devastated by earthquakes in the past and likely will be again - but…

Hematopoietic stem cells (HSCs) are adult stem cells isolated from blood or bone marrow that can renew themselves and differentiate into a variety of specialized cells. They give rise to all other…

Not popular on Twitter? You may think it's because you're too honest. Unless you are a celebrity, popularity instead seems to come from conforming to social norms and expectations, so science…

There are positive aspects of work but some people are unable to detach from it – they work excessively and compulsively. They are workaholics; not like the kind of people who use the term because…

If you've ever spent any time watching a gecko, you've been impressed by their uncanny ability to adhere to any surface - including upside down on ceilings.  A new study in the Journal of…

Injuries, birth defects and sometimes surgery to remove a tumor can create gaps in bone that are too large to heal naturally, and in the head, face or jaw, they can dramatically alter a person's…