Magnetic Stripe
A listener asks why credit cards with magnetic stripes don't stick to the fridge.
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Nitrogen Pollution
Human-produced nitrogen may pose as large an environmental risk as carbon emissions.
Negligent Mice
Mice that neglect their offspring have a neuro-chemical disruption in their brains.
Platypus Genome
Scientists have sequenced the genome of the duck-billed platypus, a gold mine for genetic research.
Geographic Gene Expression
Where people live strongly influences how their genes are expressed.
Expanding Atherosclerosis
Atherosclerosis, or hardening of the arteries, is one of the leading serious problems in the western …
Most Powerful Laser
The world's most powerful laser can create miniature stars right in the laboratory.
Radiation Protection
Scientists are taking lessons from tumor cells to fight the damaging effects of radiation and …
Anxiety & Blood Clotting
Severe anxiety can lead to elevated blood clotting, and an increased risk of heart disease.
Space Radiation
Exposure to radiation in space could make astronauts prone to cancer.