Alysa Liu joined Team United States just four years after she retired from skating at age 16. “I started skating when i was 5 so that’s about 11 years on the ice and it’s been an insane 11 years. a ...

GREAT advances have recently been made in the production of X-rays, chiefly by the employment of very heavy currents. The exposures necessary for producing radiographs of the thorax have been reduced ...

Here, we describe high resolution crystal structures for cryogenically trapped intermediates in the hydrolysis of the acyl–enzyme complex between β-casomorphin-7 and elastase. The results provide the ...