Headlines

How a Metabolic Spark Could Have Jump-Started Life

Energetic pathways that make and break complex molecules are critical to all life. It’s even possible that these self-sustaining cycles could have been key at life’s beginning. The post How a Metabolic Spark Could Have Jump-Started Life first appeared on Quanta Magazine

Obesity linked to up to 27% lower risk of death in dementia

A surprising study of more than 4,500 older adults found that people who were overweight or obese when diagnosed with dementia had a 16% to 27% lower risk of death than those at a normal weight. Researchers suspect that extra energy and muscle reserves may help patients survive

India pollution monitors overwhelmed by toxic smog

India's air pollution monitors were overwhelmed this week by toxic smog so severe that concentrations exceeded their upper measurement limit, equivalent to 66 times the World Health Organization's recommended daily maximum, regulators said.

Cancer-fighting chewing gum slashes HPV levels by up to 93%

A surprising new weapon against microbes linked to head and neck cancer could be as simple as chewing gum. Scientists developed a bioengineered gum that reduced HPV levels by up to 93% in oral samples from cancer patients and nearly eliminated two harmful bacterial species