Humans
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We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Anatomy of the South Korean MERS outbreak
The Middle East respiratory syndrome virus, which infected 186 people in South Korea in 2015, quickly spread within and between hospitals via a handful of “superspreaders.”
- Health & Medicine
Cow bites and spacecraft injuries enliven new medical diagnostic codes
The 10th edition of International Classification of Diseases went into effect in 2015, and it included some interesting additions.
By Bruce Bower - Anthropology
Thigh bone adds to mystery over 14,000-year-old Homo species
Controversial Chinese leg fossil may point to hybrid humans 14,000 years ago.
By Bruce Bower - Health & Medicine
To treat the heart, start with the gut
Preventing gut bacteria from making certain chemical compounds reduced artery clogging in mice, researchers report.
- Science & Society
Links between scrapie and MS less likely
Five decades later, scientists still puzzle over what causes multiple sclerosis.
- Life
In the body, cells move like flocks of birds or schools of fish
Cells move in groups similarly to flocks of birds and schools of fish
- Neuroscience
Mini microscope is a window into live muscle tissue
A tiny microscope offers unprecedented views of live human muscles.
- Life
Cancer cells get help migrating through the body
Helper cells may give cancer a straight shot to spread through the body.
- Humans
Year in review: Early human kin could shake up family tree
From a South African cave to an East African rift valley, fossil and archaeological finds reported in 2015 added new twists to the evolution of the human genus.
By Bruce Bower - Health & Medicine
Year in review: Not all bodies act their age
People grow old at different rates, but the underlying drivers of aging may be the same: molecular havoc wreaked inside of cells, scientists suggested in 2015.
By Meghan Rosen - Neuroscience
Year in review: Alzheimer’s protein behaves like a prion
Under rare conditions, an Alzheimer’s-related protein may have jumped between people, scientists reported this year.
- Humans
Year in review: Native Americans are Kennewick kin
Ancient DNA identified 8,500-year-old Kennewick Man as a Native American relative.
By Bruce Bower