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Science News for March 18, 2005


Storage time and temperature effects nutrients in spinach

Researchers found that storing spinach at 39 degrees Fahrenheit slows down nutrient loss compared to warmer temperatures. The study's findings have implications for the shipping process, where produce is often kept at warm temperatures for extended periods.

SourcePenn State·JournalJournal of Food Science·DateMar 18, 2005

Scientists discover how fish evolved to float at different sea depths

Researchers have discovered how modern fish, such as pike and cod, developed a way to float at different water levels by inflating their swimbladders with gas. This is made possible by a complex system of arteries, veins, and special blood proteins that drive oxygen into the swimbladder.

SourceUniversity of Liverpool·JournalScience·DateMar 18, 2005
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

College alcohol problems exceed previous estimates

The study found that excessive drinking among college students poses significant harm, with over 500,000 unintentional injuries and 600,000 assaults reported in 2001. The researchers propose strategies to reduce college drinking and associated harm, including increased enforcement of underage drinking laws and screening programs.

SourceNIH/National Institute on Alcohol Abuse and Alcoholism·JournalAnnual Review of Public Health·DateMar 18, 2005

Eating seafood that contains toxic substances can affect the nervous system

Eating seafood containing toxic substances like tetrodotoxin and ciguatera can cause severe neurological effects. Shellfish poisoning is a common type of food-borne illness affecting the USA with symptoms including numbness, slurred speech, and paralysis. Prevention is key to avoiding life-threatening poisoning.

SourceThe Lancet_DELETED·JournalThe Lancet Neurology·DateMar 18, 2005
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Genomic analysis to become tool for studying trauma patients

Researchers created a genomic analysis tool to study critically ill patients, enabling physicians to predict treatment responses and develop new therapeutic strategies. The technology allows for the detection of significant gene activity differences between trauma patients and healthy individuals.

SourceWashU Medicine·JournalProceedings of the National Academy of Sciences·DateMar 18, 2005

'Hourglass' shaped craters filled traces of glacier

Scientists analyze Mars Express images to find evidence of ancient glaciers, including flow features and glacial moraines. The study suggests a significant climate change on Mars within the last million years, which could be caused by a shift in the polar axis.

SourceEuropean Space Agency·JournalNature·DateMar 18, 2005