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Karina

Karina
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How fish fins evolved just before the transition to land

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Research on fossilized fish from the late Devonian period, roughly 375 million years ago, details the evolution of fins as they began to transition...

North Atlantic Current may cease temporarily in the next century

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The North Atlantic Current transports warm water from the Gulf of Mexico towards Europe, providing much of north-western Europe with a relatively mild climate....

Bacteria can ‘outsmart’ programmed cell death

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Certain bacteria can override a defence mechanism of the immune system, so called programmed cell death, through inhibition of death effector molecules by their...

Paving the way for spintronic RAMs: A deeper look into a...

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Scientists at Tokyo Institute of Technology (Tokyo Tech) report a new material combination that sets the stage for magnetic random access memory based on...

Diet has rapid effects on sperm quality

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Sperm are influenced by diet, and the effects arise rapidly. This is the conclusion of a study by researchers at Linköping University, in which...

Snowmageddon warnings in North America come from tropics more than Arctic...

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Winter weather patterns in North America are dictated by changes to the polar vortex winds high in the atmosphere, but the most significant cold...

Scientists reveal function of histone variant H2A.Z in DNA replication selection

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DNA replication is a tightly regulated process that ensures the precise duplication of the genome during cell proliferation. Replication origins determine where replication starts...

Device splits and recombines superconducting electron pairs

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A device that can separate and recombine pairs of electrons may offer a way to study an unusual form of superconductivity, according to RIKEN...

Forces from Earth’s spin may spark earthquakes and volcanic eruptions at...

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New research suggests forces pulling on Earth's surface as the planet spins may trigger earthquakes and eruptions at volcanoes. Seismic activity and bursts of magma...

Scientists find iron ‘snow’ in Earth’s core

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The Earth's inner core is hot, under immense pressure and snow-capped, according to new research that could help scientists better understand forces that affect...

Solar power from ‘the dark side’ unlocked by a new formula

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Most of today's solar panels capture sunlight and convert it to electricity only from the side facing the sky. If the dark underside of...