ISTOCK, KAJAKIKI
Risk of Dying Levels Off in Super Old Age: Study
Risk of Dying Levels Off in Super Old Age: Study
The researchers say that their results are evidence we haven’t yet reached a limit to human lifespan.
Risk of Dying Levels Off in Super Old Age: Study
Risk of Dying Levels Off in Super Old Age: Study

The researchers say that their results are evidence we haven’t yet reached a limit to human lifespan.

The researchers say that their results are evidence we haven’t yet reached a limit to human lifespan.

education, developmental biology
Image of the Day: Not All Bad
Image of the Day: Not All Bad
Sukanya Charuchandra | Jul 16, 2018
In zebrafish, some amount of reactive oxygen species is required for normal development.
Amazonians Offer Clues to Human Childhood Development
Amazonians Offer Clues to Human Childhood Development
Shawna Williams | Jul 1, 2018
A study of Shuar children in Ecuador provides a window into how the human body responds to infection in the sorts of conditions that shaped our species’ evolution.
Opinion: Broken Promises Caused by the Travel Ban
Opinion: Broken Promises Caused by the Travel Ban
Hani Goodarzi | Jun 28, 2018
The scientific community must step up to support students and scholars who will undoubtedly face isolation.
Pancreatic Cell Size Negatively Relates to Lifespan in Mammals
Pancreatic Cell Size Negatively Relates to Lifespan in Mammals
Sukanya Charuchandra | Jun 19, 2018
Species with larger pancreatic cells tend to have shorter lives, according to a study.  
Blood Test Predicts Pregnancy Due Date
Blood Test Predicts Pregnancy Due Date
Kerry Grens | Jun 7, 2018
A small study based on circulating RNA in the blood of moms-to-be describes a technique that could be used to help predict who’s most at risk of preterm labor.
Arizona Moves to Alter Wording About Evolution in Education
Arizona Moves to Alter Wording About Evolution in Education
Catherine Offord | May 25, 2018
Proposed changes to the state’s school science standards would emphasize that parts of the theory are “not proven.”
Animals’ Embryonic Organizer Now Discovered in Human Cells
Animals’ Embryonic Organizer Now Discovered in Human Cells
Jim Daley | May 23, 2018
The finding confirms that a cluster of cells that directs the fate of other cells in the developing embryo is evolutionarily conserved across the animal kingdom.
Study Explains How Newborn Mice Can Regrow Damaged Hearts
Study Explains How Newborn Mice Can Regrow Damaged Hearts
Ruth Williams | May 2, 2018
The extracellular matrix appears to inhibit regeneration; but scientists debate whether heart muscle really comes back.  
Image of the Day: Swiss Army Crustacean
Image of the Day: Swiss Army Crustacean
The Scientist Staff | May 2, 2018
The tools researchers used to study how this amphipod’s limbs develop could help inform our understanding of cell lineages and fates.