| 1 | Though he spoke of the past, I suspected his mind was on the future, my future, and the long shadow this night would cast over it. | |
| 2 | He began experimenting to set optical images in 1793. | |
| 3 | My impulse is to share them, to draw a circle of stillness around them so they can touch and inspire others. | |
| 4 | Placea sphere of nuclear waste in a stable ice sheet and it could melt its way down, the ice re-solidifying behind it. | |
| 5 | A scientist pours a solidifying substance onto the frozen brain (left), so that it maintains its shape and can be easily divided into smaller sections. |
