Killer flu virus threat over-hyped: Dutch scientist

A top Dutch scientist heading a team which created a mutant killer flu virus Wednesday said the threat to global biosecurity is being overplayed, even if full research results are published.

Changing climate is narrowing options for migrating birds

Across an entire desert or ocean, migratory birds make some of the most extreme journeys found in nature, but there are still huge gaps in our understanding of how they manage to travel these vast distances and what a changing ...

People more likely to migrate from small cities than large ones

Migration continues to be a frequently debated subject, with 68 percent of the world population projected to live in urban areas by 2050, according to a U.N. report. Although well-managed migration could be beneficial for ...

Study of bird migration tricky due to hybridization

Hybridization among bird species is a widespread phenomenon, which is best illustrated in Estonia by the lesser spotted eagle and the greater spotted eagle. However, due to the fact that the migration strategies of both bird ...

Where will future migrants come from?

In times of desperation—after a hurricane flattens a community, for example, or droughts cause widespread hunger—people inevitably search for better lives and better opportunities elsewhere. In some cases, migrants may ...

Examining the source behind Sherpa mountain fitness

The Sherpa population in Tibet is world-renowned for their extraordinary high-altitude fitness, as most famously demonstrated by Tenzing Norgay's ability to conquer Mount Everest alongside Sir Edmund Hillary. The genetic ...

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