Ants' movements hide mathematical patterns

When ants go exploring in search of food they end up choosing collective routes that fit statistical distributions of probability. This has been demonstrated by a team of mathematicians after analysing the trails of a species ...

Dead feeder cells support stem cell growth

Stem cells naturally cling to feeder cells as they grow in petri dishes. Scientists have thought for years that this attachment occurs because feeder cells serve as a support system, providing stems cells with essential nutrients.

Voltage tester for beating cardiac cells

For the first time, scientists have succeeded in recording the current in membrane channels of contracting cardiac cells. To do this, the scientists combined an atomic force microscope with a widely used method for measuring ...

Gadget Show: TV channels delivered by Internet, new TV sets

One of the biggest changes in television this year will be more channels being available online with no separate cable or satellite subscription. But for would-be cord-cutters, watching sports has been the Holy Grail. Until ...

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