Almost everyone has seen it happen. Someone presses the elevator button once. Nothing happens immediately, so they press it again. Then one more time. Sometimes they repeatedly tap the button several ...

Abstract: The powder-compaction process distributes the stress by a variety of kinematic processes that involve sliding, rotation, friction, particle deformation, and rupture. Thus, load stiffness ...

SINAGPORE: Indonesia has declared what amounts to an emergency over its embattled currency. The shock interest-rate increase this week has given the rupiah a short-term lift. Without a change in the ...

Bubbles and pink smoke floated through the air as a rainbow-clad crowd of thousands grinned, danced and proclaimed that they matter and that love comes first — whatever form it takes and whatever ...