Commercial overfishing damages fish populations, marine habitats and ecosystems — consequences that also affect people who depend on the ocean for food and work. So Google collaborated with nonprofits Oceana and SkyTruth to create Global Fishing Watch, an interactive map that, through both satellite and land-based tracking technology, gives a near real-time look at commercial fishing across the globe. The watchdog tool can show several layers of data, including current fishing activity (wh ...read more
10. The grunt work of metabolic processes is done by enzymes. These proteins act like crowd control, ensuring molecules reacting catabolically or anabolically are where they need to be.
11. The enzymes themselves are constantly losing stability and being replaced, which means metabolism is a product of … metabolism. Whoa.
12. Metabolic diseases, which are typically genetic, cause the body to produce one or more enzymes insufficiently or not at all. Metabolic syndrome (MetS), however, is a ...read more
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The full text of this article is available to Discover Magazine subscribers only.
Subscribe and get 10 issues packed with:
The latest news, theories and developments in the world of science
Compelling stories and breakthroughs in health, medicine and the mind
Environmental issues and their relevance to daily life
Cutting-edge technology and its impact on our future
...read more
A middle-aged man puts his life on the line to diagnose a mysterious bleeding condition.
By the time he landed in our emergency department, Albert was having, by his own account, his 11th episode of gastrointestinal bleeding. He’d developed crampy abdominal pain and passed a large volume of bright-red blood. He felt weak and lightheaded, and on more than one occasion he fainted. Albert, who was in his late 50s, had been to several hospitals and clinics in the area. A slew of internist ...read more