Bacteria-virus team targets cancer
Researchers engineer bacteria to deliver cancer-killing viruses directly to tumors, evading the immune system. Validated in mice.
Pavel
Scientists identify genetic switch key to human brain uniqueness
A genetic switch, HAR123, may explain human brain uniqueness and cognitive flexibility.
Lonely people struggle to sustain positive emotions.
Lonely people experience more emotional ups and downs, especially with positive emotions.
Scientists achieve first behavior transplant between species
Scientists transferred courtship behavior between fly species by tweaking a single gene, triggering new behaviors.
New fungal compound blocks inflammation and cancer cells
A new compound from a Taiwanese fungus blocks inflammation and stops lung cancer cell growth in lab tests.
Moving to walkable cities boosts physical activity
Moving to more walkable cities increases daily steps by 1,100 on average, says study.
Toothpaste from hair protein repairs enamel.
New toothpaste made from hair protein could repair and protect damaged teeth.
New drug shows promise for treating alcohol use disorder
Study finds tolcapone boosts brain activity, improves control, and reduces drinking.
Helping Others Slows Cognitive Decline in Older Adults, Study Finds
Frequent helping behaviors slow cognitive decline by 15%-20% in middle-aged and older adults.
Human eggs may avoid mitochondrial mutations with age
Human eggs may avoid age-related mitochondrial mutations, a small study suggests.