Friendship as the foundation of surrogacy 
A surrogate pregnancy between friends is unusual, but for Diane Kieras-Ciolkos and Meghan Hukowicz, it’s an extension of the bond they’ve shared since childhood.
(MATTHEW CAVANAUGH FOR THE BOSTON GLOBE)

Friendship as the foundation of surrogacy

A surrogate pregnancy between friends is unusual, but for Diane Kieras-Ciolkos and Meghan Hukowicz, it’s an extension of the bond they’ve shared since childhood.

(MATTHEW CAVANAUGH FOR THE BOSTON GLOBE)

State will spray for infected mosquitoes 
Aerial spraying will begin in 11 Southeastern Massachusetts communities to target mosquitoes carrying Eastern equine encephalitis.

State will spray for infected mosquitoes

Aerial spraying will begin in 11 Southeastern Massachusetts communities to target mosquitoes carrying Eastern equine encephalitis.

IDEAS
Just what’s wrong with doping? 
Sure, everyone agrees that drugs in sports are a problem. But when it comes to why, things break down.
(THE BRIDGEMAN ART LIBRARY VIA GETTY IMAGES/GLOBE STAFF PHOTO ILLUSTRATION)

IDEAS

Just what’s wrong with doping?

Sure, everyone agrees that drugs in sports are a problem. But when it comes to why, things break down.

(THE BRIDGEMAN ART LIBRARY VIA GETTY IMAGES/GLOBE STAFF PHOTO ILLUSTRATION)

FDA approves pill to prevent HIV infections 
The drug, Truvada, is the first medication intended to prevent HIV infections in people having sex with infected individuals.
(JEFF CHIU/AP)

FDA approves pill to prevent HIV infections

The drug, Truvada, is the first medication intended to prevent HIV infections in people having sex with infected individuals.

(JEFF CHIU/AP)

Scientist’s game helps map the brain 
MIT professor Sebastian Seung and his team launched EyeWire, an online game that invites volunteer “scientists” to build 3-D maps of the cell networks that are crucial for vision.
(JIM DAVIS/GLOBE STAFF)

Scientist’s game helps map the brain

MIT professor Sebastian Seung and his team launched EyeWire, an online game that invites volunteer “scientists” to build 3-D maps of the cell networks that are crucial for vision.

(JIM DAVIS/GLOBE STAFF)

EEE threat makes an early appearance 
Southeastern Massachusetts residents are altering their activities and pushing for mosquito spraying because of eastern equine encephalitis risk.
(TAMIR KALIFA FOR THE BOSTON GLOBE)

EEE threat makes an early appearance

Southeastern Massachusetts residents are altering their activities and pushing for mosquito spraying because of eastern equine encephalitis risk.

(TAMIR KALIFA FOR THE BOSTON GLOBE)

Mass. birth facilities ban infant formula gift bags 
The last few hospitals that were still offering free infant formula to new mothers have decided to ban the practice, welcome news for advocates of breast-feeding.
(Nancy Brown/Getty Images, Globe Staff Illustration)

Mass. birth facilities ban infant formula gift bags

The last few hospitals that were still offering free infant formula to new mothers have decided to ban the practice, welcome news for advocates of breast-feeding.

(Nancy Brown/Getty Images, Globe Staff Illustration)

First EEE-infected mosquitoes of year detected in Mass. 
Mosquitoes infected with Eastern equine encephalitis were collected earlier this week in Easton, and state officials warned that people are at risk of being infected through bites.

First EEE-infected mosquitoes of year detected in Mass.

Mosquitoes infected with Eastern equine encephalitis were collected earlier this week in Easton, and state officials warned that people are at risk of being infected through bites.