Context: Death from laughter is a rare form of death, usually resulting from cardiac arrest or asphyxiation, caused by a fit of laughter. Instances of death by laughter have been recorded from the times of ancient Greece to the modern day.
 Question: can you have a heart attack from laughing Context: The Speaker of the House is the presiding officer of the United States House of Representatives. The office was established in 1789 by Article I, Section 2 of the United States Constitution. The Speaker is the political and parliamentary leader of the House of Representatives, and is simultaneously the House's presiding officer, leader of the body's majority party, and the institution's administrative head. Speakers also perform various other administrative and procedural functions. Given these several roles and responsibilities, the Speaker usually does not personally preside over debates. That duty is instead delegated to members of the House from the majority party. Neither does the Speaker regularly participate in floor debates or vote.
 Question: the presiding officer of the house is the speaker of the house constitution Context: Radio waves in vacuum travel at the speed of light. When passing through a material medium, they are slowed according to that object's permeability and permittivity. Air is thin enough that in the Earth's atmosphere radio waves travel very close to the speed of light.
 Question: do radio waves penetrate the earth's atmosphere Context: Self-defence is a legal doctrine which says that a person may use reasonable force in the defence of himself or another. This defence arises both from common law and the Criminal Law Act 1967. Self-defence is a justification rather than an excuse, that is, the defence says that the person's actions were not a crime at all.
 Question: can self-defence be a defence to affray uk Context: On the 1995 TV Special, ``The Garth Brooks Story,'' Garth explains that the song's meaning didn't end up the way he planned: ``(It Was) Supposed to be real funny. Kind of like cowboys on the beach, kind of, swingin' kind of thing. Then it went to a guy on the beach that would come home from a suit and tie job. He never had any cowboy talents, but he always wanted to be one. So he just comes home slips off his shoes and goes out and walks on the beach and dreams of Wyoming and stuff. Then out of just a fluke, one time passing through, it came with ... every night she walks the beaches of Cheyenne. We looked at each other and said, ``This ain't gonna be funny boys.'' Cheyenne, Wyoming is home to Cheyenne Frontier Days, one of the most notable rodeo events that takes place every summer.
 Question: is garth brooks song beaches of cheyenne about lane frost Context: A catalytic converter is an exhaust emission control device that converts toxic gases and pollutants in exhaust gas from an internal combustion engine into less-toxic pollutants by catalyzing a redox reaction (an oxidation and a reduction reaction). Catalytic converters are usually used with internal combustion engines fueled by either gasoline or diesel--including lean-burn engines as well as kerosene heaters and stoves.
 Question: is there a catalytic converter on a diesel
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