Guest Thinkers — February 16, 2011

The complicity of teacher education programs

Scott McLeod

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Krel and Hana Koecher celebrate with StB colleagues after returning to the Eastern Bloc.

Big Think Books

Operation TRIGON: How a rookie spy helped change the world of espionage

In this excerpt from “Agents of Change,” Christina Hillsberg tells the story of Martha “Marti” Peterson, the first female case officer stationed in Soviet Moscow.

A healthcare worker wearing blue gloves gently inserts an IV into a man's hand as he lies on a hospital bed, battling lung cancer.

Starts With A Bang

You can’t do your own research without doing your homework first

Here in 2025, many of us claim to come to our own conclusions by doing our own research. Here’s why we’re mostly deluding ourselves.

Circular astronomical image showing constellations and celestial objects labeled against a dark sky, reminiscent of a NASA PUNCH video sun corona visualization, with a timestamp of 2025-06-03 01:52 at the bottom left.

Starts With A Bang

Video: NASA’s PUNCH mission sees the Sun’s corona in action

Launched in March, the PUNCH mission has viewed two incredible coronal mass ejections, tracking them farther from the Sun than ever before.

A blue planet with visible rings and several small, bright Uranus moons is set against a darkened black background.

Starts With A Bang

Hubble reveals a dark side to Uranus’s moons

Viewing Uranus’s largest moons with Hubble, astronomers hoped to find darkening on the trailing side. They found the exact opposite instead.

Image of two large elliptical galaxies surrounded by several smaller, colorful galaxies and stars against a dark background in space.

Starts With A Bang

JWST reveals that galaxies grow up quickly in our Universe

The first galaxies were irregular blobs of gas and stars. But modern features, like spiral arms and bars, appeared earlier than expected.

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