Uncategorized
- Earth
Global drought may have changed less than thought
Simple models have overestimated drying over past 60 years.
By Tanya Lewis - Anthropology
Highlights from the American Society of Human Genetics annual meeting
Iceman’s origins, DNA fingerprinting, microRNAs and cancer risk, and growth genes and obesity risk.
- Earth
Pandas’ home range may move as climate changes
Warming might force animals’ food source, bamboo, to higher elevations.
- Humans
Ancient hominid had an unusual diet
A long-extinct member of the human evolutionary family had an uncommon taste for grasses and sedges.
By Bruce Bower -
- Life
Telomere length linked to risk of dying
Large study examines association between protective caps at end of chromosomes and health.
- Health & Medicine
Infant stress linked to teen brain changes
Girls, but not boys, showed later changes in brain regions that regulate emotions.
- Life
Rare genetic tweaks may not be behind common diseases
Variants thought to be behind inherited conditions prove difficult to pin down.
- Humans
An ancient civilization’s wet ascent, dry demise
Cave data suggest that ancient rainfall patterns swayed the course of Classic Maya societies.
By Bruce Bower - Life
Seaweed-threatened corals send chemical SOS to fish
The cry for help summons allies to graze away the algal overgrowth.
By Susan Milius - Chemistry
Hydrogen fuel edges a step closer
A new chemical setup creates clean-burning gas by mimicking plant photosynthesis.
- Earth
Sea level rise overflowing estimates
Future sea level rise might exceed estimates due to environmental feedbacks.
By Tanya Lewis