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Scientists determine age of New World map

Researchers used carbon-dating technology to confirm the authenticity of the Vinland Map, dating it to approximately 1434 A.D. The map, if authentic, is believed to be the first known cartographic representation of North America. Its date would establish the history of European knowledge of the lands bordering the western Atlantic Ocean.

SourceDOE/Brookhaven National Laboratory·JournalRadiocarbon·DateJul 30, 2002

Discovery supports theory of a single species of ancestor

A new million-year-old skull found in Ethiopia contradicts recent suggestions of a split in the homolineage between Eurasiatic and African populations. The team's detailed analysis shows genetic continuity between populations, indicating movement and mobility between them, consistent with a single species Homo erectus.

SourceYale University·JournalNature·DateMar 20, 2002

Organizations renew professionalism vows

Three influential organizations of internal medicine physicians unveil a new charter on medical professionalism, outlining three fundamental principles and ten definitive professional responsibilities. The charter aims to promote an action agenda for the profession, addressing challenges in healthcare delivery, technology, and globaliz...

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateFeb 4, 2002

Purple potato boost for organic food industry

Researchers at Newcastle University have discovered a purple potato variety that shows promise in resisting the devastating potato blight disease. The variety, grown commercially without using chemicals, could significantly impact the supply of organically-grown potatoes, improving availability and reducing costs for farmers.

New data support the safety and tolerability of the novel oral anticoagulant Exanta® for stroke prevention in patients with atrial fibrillation

Exanta demonstrated improved safety and tolerability compared to warfarin in treating patients with medium to high risk for stroke and systemic embolism. The phase III SPORTIF programme enrolled over 6,200 patients and showed promising results. Exanta is being investigated as a simpler alternative to warfarin treatment.

Europe leads the world for IVF treatment

The report reveals big variations between countries, with France, Germany, and the UK carrying out more than half of all IVF treatments. Scandinavian countries and the Netherlands have the highest availability of IVF treatment, resulting in a significant number of children being born through IVF.

Warmer climates favour the birth of boys

Research analyzing births in Malta and Western Europe from 1890 to 1995 found a strong association between lower birth rates for boys and colder climates. The study suggests that warmer climates favor the birth of boys, possibly due to temperature affecting fertility and sex ratios at birth.

SourceBMJ Specialty Journals·JournalJournal of Epidemiology and Community Health·DateMar 14, 2000