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Science News for January 22, 1999


PLX Announces Plans To Revolutionize $3.5 Billion Patent Industry Through Global, Internet-Based Patent Auction Market

The Patent and License Exchange will facilitate safe and efficient transfer of quality patents and licenses through a sophisticated searchable database, transparent pricing model, and new patent insurance products. The company aims to reduce the cash value lost due to inefficient patent markets, estimated at over $500 million annually.

Non-Western Folk Belief: Another Way To View Procreation

A study on non-Western folk beliefs found that partible paternity is a common concept among indigenous groups in South America and New Guinea. This ancient tradition suggests that every man who contributes sperm during pregnancy biologically contributes to the child, challenging the long-held assumption of a single biological father.

Diabetes And Periodontal Disease Connection

People with diabetes are at increased risk of getting periodontal disease, which can lead to problems with blood sugar control and complications like vision problems and cardiovascular disease. Clinical studies show that people with severe periodontal disease are six times more likely to have poor glycemic control.

Poor Odds For Continued Recovery Among Addicts Who Start Young, Minorities, O/R Study Confirms

A recent study by researchers at UCLA and Catholic University found that younger addicts, particularly those from minority groups, have lower chances of long-term recovery. The study analyzed data from over 800 narcotics addicts in California and identified key factors influencing relapse rates, including age of first use and ethnicity.

Two-Incomers Want Less, Housewives More

A recent study by Cornell University sociologist Marin Clarkberg found that only 10 percent of couples prefer the traditional breadwinner/full-time housewife family model, yet 25 percent end up fitting this mold. Women are particularly affected, with many wanting to work part-time but unable to find opportunities due to the all-or-noth...

Mother Tongue Has A Say In Specific Language Impairment

A cross-cultural study of over 200 children with specific language impairment found that their native language affects the number and types of problems they face. The study suggests that creative use errors and grammatical principles are key to understanding the disorder, which prevents millions of children from keeping up in the class...

Bleached Coral Could Be Environment Warning

Hundred-year-old corals are succumbing to diseases they previously survived, highlighting the impact of rising ocean temperatures and worsening pollution on ecosystems. Researchers warn that as oceans become degraded, disease outbreaks and new pathogens may emerge, posing a significant threat to marine life.