Tags » Optogenetics

Can scientists really change your memories?

Short of brain-washing people it sounds almost like a sci-fi fantasy. However scientists have succeeded in manipulating the brains of mice, turning fearful recollections into happy ones. 449 more words


SPEAK OUT! NewsBit . . . . . . . . Changing a Negative Feeling About a Memory

Changing a Negative Feeling About a Memory

This is exciting, but complicated, basic research. Here I simplify the main experiments. Neuroscientists at the Massachusetts Institute of Technology (MIT) have identified a neuronal circuit in mice that associates a positive or negative feeling with a memory. 812 more words

Traumatic Brain Injury

Science wants to help you forget about it!

Before I explain, I urge you to reread that title in a comical Italian-American voice.

Two research teams have discovered the phenomenon of reconsolidation, the process of rewiring or wholly erasing emotional connections with specific memories. 301 more words

Science News

Scientists use lasers to manipulate memories in mice

Researchers have rewired the memories in the minds of lab mice by manipulating their brain cells using a technique that involves pulses of light. 355 more words

SPEAK OUT! NewsBit . . . . . . Scientists Search for Therapies for Brain Injury

Stimulation of Specific Neurons Enhances Recovery

Research at Stanford University examined recovery from stroke in mice, but its significance will affect future therapy for brain injuries in humans. 250 more words

Traumatic Brain Injury

New mapping approach lets scientists zoom in and out as the brain processes sound.

Researchers at Johns Hopkins have mapped the sound-processing part of the mouse brain in a way that keeps both the proverbial forest and the trees in view. 480 more words


Max Planck scientists image a beating heart in 3D.

Until recently, available microscopes were too slow to capture a beating heart in 3D. Now, a team from the Max Planck Institute has developed a high-speed, selective plane illumination microscope that manages to do just that. 296 more words