Scientists have created addiction-resistant mice by altering the reward system in their brains. The findings shed light on the biochemistry of addiction.
If your mom had to run through the name of everyone in the family, including the dog, before hitting yours, it's probably because you're all in a mental folder labeled "loved ones."
A magnetic pulse to a certain spot in the brain of healthy volunteers restored recently "forgotten" thoughts, researchers found. The study is shifting the understanding of short-term recall.
Our canine pals remember lots of facts, like where to find the food bowl. Now there's evidence they also have aspects of "episodic memory," which allow them to relive experiences and events.
In mice, monkeys and people, exercise releases a protein called cathepsin B. And as blood and brain levels of this protein rise, memory gets better. But the protein has a dark side, too.
Choosing a heart-healthy lifestyle can help protect your brain as you age, research suggests. And it's not just memory skills that benefit. Problem-solving abilities and judgment are preserved, too.
A 2012 New Jersey law was meant to help juries discern factors that make eyewitness testimony strong versus weak. But research suggests a judge's instructions make jurors discount all such testimony.
Around age 50, people may begin to forget things. This can be scary. But there are clear differences between the onset of dementia and totally normal, age-related lapses in memory.
Teresa Valko's family has been battling Alzheimer's disease for generations. She remembers when her mother's memory faded: "I've essentially lost my mother, although she's still living," Valko says.
Brain cells that track our location also can track time and distance, a study finds. This could explain how the brain uses place and time to organize memories throughout our lives.