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You Can't Dissect a Virtual Cadaver

You Can't Dissect a Virtual Cadaver

Last year, my first in medical school at Columbia University, I used a bone saw to slice through the top half of a cadaver's skull, revealing a gray brain lined with purple blood vessels. This was Clinical Gross Anatomy, the first-year course that has fascinated or devastated (or both) every medical student. You never forget the day you open the skull.

Here's How We'll Know an AI Is Conscious

Here's How We'll Know an AI Is Conscious

Zombies are supposed to be capable of asking any question about the nature of experience. It's worth wondering, though, how a person or machine devoid of experience could reflect on experience it doesn’t have.

The Importance of Face Masks and the Tragedy of Downplaying Them

The Importance of Face Masks and the Tragedy of Downplaying Them

Let's start all over again about face masks. The noise about them is a Judas Priest blare. Can we turn down the volume for a moment?

The Trouble with Counting Alien Civilizations

The Trouble with Counting Alien Civilizations

You might imagine that in the midst of a global pandemic and all of its social and economic fallout that our minds would be laser-focused on immediate, Earthly woes.

7 Major Experiments That Still Haven’t Found What They’re Looking For

7 Major Experiments That Still Haven’t Found What They’re Looking For

Nature seems to have a regular penchant for mocking scientists’ hopes and expectations.

We Should Not Accept Scientific Results That Have Not Been Repeated

We Should Not Accept Scientific Results That Have Not Been Repeated

The inconvenient truth is that scientists can achieve fame and advance their careers through accomplishments that do not prioritize the quality of their work.