'We don't know nearly enough about migration'

In the current issue of the scientific journal Science, which was published today, Frans Willeken, migration expert at the Max Planck Institute for Demographic Research, together with three further experts on migration, summarizes ...

Researchers discover novel chemical that controls cell behavior

(Phys.org) —It's the spread of the original cancer tumor that kills most people. That's why cancer researchers vigorously search for drugs that can prevent metastases, the spread of cancer. The research team co-led by Angela ...

Continents influenced human migration, spread of technology

How modern-day humans dispersed on the planet and the pace of civilization-changing technologies that accompanied their migrations are enduring mysteries. Scholars believe ancient peoples on Europe and Asia moved primarily ...

New online tool visualizes global human migration patterns

International Institute for Applied Systems Analysis (IIASA) researchers have developed a new tool—the Global Migration Data Explorer—to help address the lack of data on global migration flows and provide a visual method ...

New report sheds light on cross-border displacement

The number of people compelled to flee their homes because of conflict or mass disasters such as floods and earthquakes has almost doubled over the last 10 years. Of these displaced individuals, approximately 40% have been ...

The mechanism of cellular migration mode switching

When faced with difficult terrain, off-road vehicles can switch from two- to four-wheel drive to keep moving forward. Similarly, cell migration can be driven either by protrusion-directed crawling, or by contractile pulling ...

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