1+ week, 2+ day ago  (687+ words) The moment you walk by someone who is peeling a citrus fruit, you can instantly recognize it. The sharp fresh scent creates an airborne effect that rises upward. People often say it helps them relax or feel more awake, but…...

3+ week, 2+ day ago  (802+ words) Scientists have found that skin cells can act as early warning sensors, sending chemical signals that help trigger a body-wide surge in protective antibodies. That discovery recasts the skin as an active control point for immune defense and opens a…...

4+ week, 21+ hour ago  (1062+ words) Deep-freezing a brain and bringing it back the way it was is one of those sci-fi ideas that refuses to die. The problem is that brains are extremely delicate." Even if individual cells survive freezing, the full orchestra of brain…...

4+ week, 2+ day ago  (1080+ words) Deep-freezing a brain and bringing it back the way it was is one of those sci-fi ideas that refuses to die. The problem is that brains are extremely delicate." Even if individual cells survive freezing, the full orchestra of brain…...

1+ mon, 54+ min ago  (997+ words) A prescription medication that has been available in the U. S. since 1992, which many people recognize for treating hair loss and enlarged prostate, seems to have another significant health benefit. Recent research suggests that a drug called finasteride could lower cholesterol levels…...

1+ mon, 5+ day ago  (886+ words) Every kid growing up in a cold climate hears the warning: don't touch your tongue to frozen metal. Of course, that warning often arrives after someone tries it. The moment the tongue touches icy metal, it sticks. Panic follows. A…...

1+ mon, 1+ week ago  (1017+ words) A small nerve running through the body might help treat many different diseases. This nerve carries signals between the brain and major organs such as the heart, lungs, and stomach. Scientists have started using gentle electrical signals to influence this…...

1+ mon, 1+ week ago  (762+ words) Could a simple haircut help the planet? A new study suggests that the answer might lie in the everyday conversations that happen inside hair salons. Researchers have discovered that hairdressers can influence how people think about climate change and sustainability....

1+ mon, 1+ week ago  (777+ words) Skin immune cells in early life have been shown to mount a distinct, amplified reaction to common allergens that the same cells in adulthood do not." That early burst of inflammation has now been linked to the timing of eczema…...

1+ mon, 3+ week ago  (834+ words) Wild animals that encounter hunters or fishers become more watchful and spend less time feeding, while many show little or inconsistent change around tourists, researchers, or roads. That contrast challenges the notion that humans are a single, uniformly frightening predator,…...