Life can be tough for young red squirrels living in the Canada's Yukon territory, where frigid winters, food scarcity and predators threaten their long-term survival. Scientists want to know what factors might protect young squirrels, especially as their environment becomes more impacted by climate change.
Read more: Early trauma cuts life short for squirrels, and climate change could make matters worse
Warning letters can safely cut prescribing of a powerful but risky antipsychotic, according to a new study. Researchers used Medicare data to study the effects of the letters on hundreds of thousands of older adults with dementia. They found a significant and lasting reduction in prescribing but no signs of adverse effects on patient health.
Read more: National trial safely scaled back prescribing of a powerful antipsychotic for the elderly