Image of the Day: Broken Needles
Image of the Day: Broken Needles
A long-acting contraceptive patch with microscopic needles releases a drug slowly over time.
Image of the Day: Broken Needles
Image of the Day: Broken Needles

A long-acting contraceptive patch with microscopic needles releases a drug slowly over time.

A long-acting contraceptive patch with microscopic needles releases a drug slowly over time.

disease & medicine, evolution
Blood Vessels Grown in a Petri Dish Closely Resemble Human Ones
Blood Vessels Grown in a Petri Dish Closely Resemble Human Ones
Catherine Offord | Jan 18, 2019
The lab-made organoids are fully functional, the team reports, and could aid the study of vascular-related diseases such as diabetes.
Larger Hermit Crab Penises May Prevent Shell Theft
Larger Hermit Crab Penises May Prevent Shell Theft
Abby Olena | Jan 16, 2019
Members of species with shells they must hold onto for survival have larger sexual tubes than those with less precious private property.
More Cancer Mutations, Better Immunotherapy Outcomes
More Cancer Mutations, Better Immunotherapy Outcomes
Catherine Offord | Jan 15, 2019
Immune checkpoint inhibitors are generally most effective against tumors with more genetic mutations, according to a new study, although the relationship isn’t true for all cancers.
Image of the Day: Evolution Underground
Image of the Day: Evolution Underground
Carolyn Wilke | Jan 15, 2019
The lay of the land shapes the diversity of groundwater-dependent salamanders.
Image of the Day: Breathe In
Image of the Day: Breathe In
Carolyn Wilke | Jan 14, 2019
Inhalable particles carrying mRNA make mouse lungs glow.
Image of the Day: Fight Club
Image of the Day: Fight Club
Carolyn Wilke | Jan 11, 2019
South American hummingbird males were caught on camera poking and pinching each other with bills adapted for fighting.
Exosomes Linked to Cancer Spread from Chemoresistant Tumors in Mice
Exosomes Linked to Cancer Spread from Chemoresistant Tumors in Mice
Carolyn Wilke | Jan 10, 2019
The vesicles promote metastasis after chemotherapy, but the authors say the results shouldn’t alarm patients and may point to ways to improve treatments.
New York Faces Worst Measles Outbreak in Decades
New York Faces Worst Measles Outbreak in Decades
Catherine Offord | Jan 10, 2019
In one county alone, more than 100 cases have been confirmed since October.
US Cancer Death Rate Dropped for 25 Years Starting in 1991
US Cancer Death Rate Dropped for 25 Years Starting in 1991
Carolyn Wilke | Jan 9, 2019
Better treatment and diagnoses have helped more people survive, but economic disparities in outcomes for some preventable cancers have gotten worse.