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Wednesday, February 8, 2023

Tag: Dr. William Brown

Dr. Brown: The brain is a learning machine ofunrivalled excellence

In last week’s column I suggested humans were most capable of learning novel cognitive and motor skills, and were most creative, between the teenage...

Dr. Brown:Humans seem most creative and innovative from teens to their 30s

One of my pet working hypotheses is that humans are at their best, cognitively speaking, between their late teens and late thirties, especially for...

Dr. Brown: Time varies and is not the same everywhere in the universe

In a recent column about time, I wrote about the regularity of time, and time related to the universe, geology and evolution. For all, time...

Dr. Brown: From millions and billions of years to nanoseconds, time is all relative

Within a trillionth of a trillionth of a second, something very tiny, very dense and quantal in nature, inflated faster than the speed of light...

Dr. Brown: Geological and universe time very different than human time

Five billion years ago when our solar system took form, the early sun was surrounded by a vast swirling disc of stardust left over...

Dr. Brown: What happened to the mammoths, just a few thousand years ago?

Beginning in Africa several million years ago, mammoths reached much of Eurasia, and eventually 20,000 years ago, the Americas. Some mammoths developed a rich covering...

Dr. Brown: Proteins and artificial intelligence a major scientific triumph

In biology, structure dictates function. That’s certainly the case with protein-encoding genes: the sequence of bases in a specific gene dictates the sequence of bases in...

Dr. Brown: Why isolation in nursing homes is a bad idea, despite Omicron

The scene was surreal on Dec. 30: just a few blocks from the Niagara Long-Term Care Residence where my wife resides, streets and stores were crowded with...

Dr. Brown: With Omicron dominating, be careful this holiday season

Where SARS-Cov-2 is concerned, surprise is the operative word. As recently as last summer some experts began to imagine a world beyond COVID or...

Dr. Brown: How we feel touch, warmth, cold and pain

Without our senses, our bodies and brains would be unable to make sense of what’s going on outside and within our bodies.  Those senses depend...

Dr. Brown–Will mRNA vaccinessomedaywin a Nobel Prize?

In 1953, a Nobel Prize was awarded to James Watson and Francis Crick for their model of DNA whose double-stranded helical structure hinted at...

Dr. Brown: Isolation and shrinking boundaries in the COVID era

It wasn’t so long ago that some were upset by women wearing the niqab. Now, nearly two years into this pandemic, distancing, social bubbles and face...

Dr. Brown: New drugs and the ongoing battle against Alzheimer’s

Like Oliver Sachs, I eagerly look forward to the weekly arrival of the next issue of the journal Nature. Last week a piece written by...

Dr. Brown: Valuable lessons learned from treating rare diseases

Sometimes, a rare disease can teach us a lot about treating more common diseases. Such is the case for a disease called transthyretin amyloidosis, which...

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