Image of the Day: Blood and Guts
Image of the Day: Blood and Guts
Researchers find that stem cells in the human intestine may provide up to 10 percent of circulating blood cells.
Image of the Day: Blood and Guts
Image of the Day: Blood and Guts

Researchers find that stem cells in the human intestine may provide up to 10 percent of circulating blood cells.

Researchers find that stem cells in the human intestine may provide up to 10 percent of circulating blood cells.

disease & medicine, evolution, quotes, climate change, culture, trump
Trump Administration Asks to Roll Back Rules Against Water Pollution
Trump Administration Asks to Roll Back Rules Against Water Pollution
Ashley P. Taylor | Dec 12, 2018
Environmental groups are concerned and plan litigation.
Gas Cylinder Explosion Kills Researcher at Indian Laboratory
Gas Cylinder Explosion Kills Researcher at Indian Laboratory
Ashley P. Taylor | Dec 7, 2018
Two professors have been arrested for negligence in connection with the blast.
Warming Water and Lack of Oxygen Caused Massive Extinction
Warming Water and Lack of Oxygen Caused Massive Extinction
Abby Olena | Dec 6, 2018
Simulations of Earth’s climate 252 million years ago reveal that the same symptoms of modern climate change likely account for the time period’s extensive loss of marine life.
UCSF HIV Lab Planning to Close
UCSF HIV Lab Planning to Close
Ashley P. Taylor | Dec 5, 2018
The facility claims to have a federal contract involving fetal tissue research canceled. HHS denies that claim.
First Child Delivered from Womb Transplanted from Dead Donor
First Child Delivered from Womb Transplanted from Dead Donor
Carolyn Wilke | Dec 5, 2018
The girl was born in Brazil in December 2017.
Pig Hearts Provide Long-Term Cardiac Function in Baboons
Pig Hearts Provide Long-Term Cardiac Function in Baboons
Ruth Williams | Dec 5, 2018
Primates receiving heart transplants from genetically engineered pigs have survived more than six months, a new study reveals.
University College London Geneticist Cleared of Wrongdoing
University College London Geneticist Cleared of Wrongdoing
Jef Akst | Dec 5, 2018
A second investigation by the school concludes that David Latchman, also the head of Birkbeck, University of London, was not involved in the image manipulation found in papers he coauthored.
Book Excerpt from <em>Gene Machine</em>
Book Excerpt from Gene Machine
Venki Ramakrishnan | Dec 5, 2018
In Chapter 13, "The Final Assault," author Venki Ramakrishnan relays the moment when he and collaborators finally solved the structure of a ribosomal subunit.
Image of the Day: Beetle Fight
Image of the Day: Beetle Fight
Jef Akst | Dec 3, 2018
The exaggerated horns and elongated forelegs of male flower beetles, which use these appendages as weapons in combat for females, do not slow down the insects in a race.