Politics & Current Affairs — July 28, 2009

Power Utilization and Pricing

The most surprising and impactful new stories delivered to your inbox every week, for free.

Wouldn’t it be best for an economy for electric power distributors to charge customers in proportion to the overall demand for KW-hours, similar to the wireless phone providers or rail transportation (peak and off-peak pricing)?

I.E., In times of the day of high demand, charge proportionally higher per KW-hour and less per KW-hour in times of the day of lower demand.

The most surprising and impactful new stories delivered to your inbox every week, for free.

Starts With A Bang

Ask Ethan: Could the CMB arise from galaxies, not the Big Bang?

The CMB has long been considered the Big Bang’s “smoking gun” evidence. But after what JWST saw, might it come from early galaxies instead?

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 digital illustration showing a glowing blue particle on the left, evoking cosmic inflation, transitioning into a geometric, grid-like structure on a purple background on the right.

Starts With A Bang

Ask Ethan: Does cosmic inflation violate energy conservation?

A few physical quantities, in all laboratory experiments, are always conserved: including energy. But for the entire Universe? Not so much.

Starts With A Bang

100 years ago, Cecilia Payne discovered what the stars are made of

For centuries, even after we knew the Sun was a star like any other, we still didn’t know what it was made of. Cecilia Payne changed that.

Business

How to rethink education in the age of AI

Welcome to The Nightcrawler — a weekly newsletter from Eric Markowitz covering tech, innovation, and long-term thinking.

Up Next

Culture & Religion

Stop Dreaming Start Action

Stop Dreaming Start Action The dream is a pleasure that should be no measurable for fortunately ( thank goodness! ).With dream we can realize what we can’t get in a real world.With Dream also can feel what we have never felt.I also had a dream, a dreaming become richman,a dreaming about have an airplane, a dream become the president,a dreams have a new expensive car and another dream i can not say here.