Should You Be Tweeting?

Should You Be Tweeting?

Twitter needs no introduction. This "microblogging" service has gained tremendous popularity in the 2 years since its launch. Yet, most scientists are steering clear of it. Laura Bonetta speaks to some who have found value in tweeting.

Should you be worried?

A 23-year-old man was referred to the emergency room with complaints of dyspnoea and dizziness followed by rapid palpitations. He had no relevant medical history and was not using any medication. The family history was negative for arrhythmias and sudden death. Physical examination revealed a tachycardia of 160 beats/min with a normal blood pressure; also, a frog sign was visible. Initial labor...

How hard should you be working?

You Should Be Scared of German Ghost

Ghost is a popular word game played by two or more players. Players take turns adding a letter to the end of a growing word fragment, trying not to be the first to complete a valid word. We show that the game, when played on a regular language, is PSPACE-hard, and extend the result to four variants of the game. In addition, we take advantage of a quirk of the German language — that German words...

I-14: Assisted Reproduction and Religion What Consideration Should Be and Should Not Be Relevant,

Several important issues are pertinent to an ethical discussion of the new technology today grouped under the name Assisted Reproduction Technology (ART). This is a moral imperative because each of us must decide what is to be considered ethically acceptable in assisted reproduction. Reflecting on the ethical dimension of ‘creating’ a new human life can play a major role in ensuring that in eac...