Permits were supposed to make climbing Yosemite’s Half Dome safer. They made things worse | Science

Andrei Stanescu/Alamy Stock Image An effort to make Yosemite National forest’s renowned 2700-meter-high Half Dome rock development more secure for hikers appears to have actually backfired. In 2010, the... Read more »

A new law was supposed to protect South Africans’ privacy. It may block important research instead | Science

Blood from a finger prick can be examined for infections like HIV, however a new personal privacy guideline may limit research on such information in South Africa. Mary Teena... Read more »