Category: Knowledge
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Life. Out of nothing.
Mitochondria are the powerhouses of our cells, generating energy that supports life. A giant molecular proton pump, called complex I, is crucial: It sets in motion a chain of reactions, creating a proton gradient that powers the generation of ATP, the cell's fuel. Scientists have solved the mystery of how complex I works: Conformational changes…
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Simple questions…
On some days, time flies by, while on others it seems to drag on. A new study from JNeurosci reveals why: time-sensitive neurons get worn out and skew our perceptions of time. (1) Senses based on specific cells or neurons. Perception based on specific body functions. What is the correct perception? What is the false…
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Sixth sense…
A researcher may help answer why some animals have a magnetic 'sixth' sense, such as sea turtles' ability to return to the beach where they were born. The researchers proposes that the magnetic sense comes from a symbiotic relationship with magnetotactic bacteria. (1) We believe in sixth sense. Only if we base it on a…
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Disharmony II: Irrational laughter
What is life? What is death? Does it matter what I know? I will still be alive anyway. Why does any knowledge matter, if you haven't experienced it yourself? How can you know how a peach tastes, if you haven't bitten that flesh? We strive for progress. We seek immortality. Only because we like life.…
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Ask no questions…
A peace sign from Martin Luther King, Jr, becomes a rude gesture; dolphins in Venice's Grand Canal - manipulated or mis-used images posted as truth. Researchers say image editing software is so common and easy to use, it has the power to re-imagine history. Even the White House is doing it and deadline-driven journalists lack…
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