Quote of the Week
“Human kindness has never weakened the stamina or softened the fiber of a free people. A nation does not have to be cruel to be tough.”
Franklin D. RooseveltTODAY'S BRIGHTER SIDE NEWS
Sea salt may have made Snowball Earth far colder than previously thought
Salt left on sublimating sea ice could have reflected 93% of sunlight, helping an already frozen Earth become even colder.
Humanity could start an 80,000-year journey to Alpha Centauri in 2029
A nonprofit wants to begin humanity’s first deliberate voyage toward another star using solar power, electric thrust and patience.
New blood test measures beta-amyloid seeding to identify Alzheimer’s disease
An ultrasound-based blood assay amplifies tiny amyloid seeds linked to Alzheimer’s and MCI before measuring their activity.
New ‘Nanobone’ material could help the body regrow bones without painful grafts
Scientists hope a bone-regenerating nanoparticle could one day spare children with cleft palate from invasive graft surgery.