News tagged with temperature

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How iron feels the heat

As you heat up a piece of iron, the arrangement of the iron atoms changes several times before melting. This unusual behavior is one reason why steel, in which iron plays a starring role, is so sturdy and ...

Feb 13, 2015
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How tuna stay warm with cold hearts

Scientists at The University of Manchester, working with colleagues at Stanford University in America, have discovered how prized bluefin tuna keep their hearts pumping during temperature changes that would ...

Feb 05, 2015
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Cellular memory of stressful situations

Stress is unhealthy. The cells use therefore a variety of mechanisms to deal with stress and avert its immediate threat. However, certain stressful situations leave marks that go beyond the immediate response; ...

Jan 28, 2015
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Micropore labyrinths as crucibles of life

Water-filled micropores in hot rock may have acted as the nurseries in which life on Earth began. An LMU team has now shown that temperature gradients in pore systems promote the cyclical replication and ...

Jan 27, 2015
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