As scientists help an industrial worker regain his sense of touch through a prosthetic arm, we learn about the mechanics of human touch and why it’s so essential to our lives.

Positive touch is vital for healthy function and beneficial for the immune system.

It's the first sensation we feel, our most primal connection to others. Can implants and electrical signaling replicate the experience of touch? Research teams are exploring the possibilities—with startling results.

英语作文常用高级词汇句型及语法（持续更新）

英语作文常用高级词汇句型及语法（持续更新）

The Harmonious Society has been a socioeconomic vision in China.

The poetry of the earth is never dead.

英语作文常用高级词汇句型及语法（持续更新）

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