February 22, 2012

A Black Hole in Our Own Back Yard

A weekly newsletter featuring the biggest ideas from the smartest people

Every Wednesday, Dr. Michio Kaku answers reader questions about physics and futuristic science. If you have a question for Dr. Kaku, just post it in the comments section below and check back on Wednesdays to see if he answers it.

Today, Dr. Kaku addresses this question from DeborahC: Astronomers discovered what are believed to be the largest black holes in the universe. Now it’s possible that they may have found the smallest. What’s the Significance?

Watch the video here:

Photo credit: shutterstock.com

A weekly newsletter featuring the biggest ideas from the smartest people

Collage of geopolitical symbols, featuring a close-up of a man's bald head, China's flag, a globe highlighting Taiwan, and circuit patterns.

The Present

Why the USSR and China fell behind the US in the Chip Cold War

Both nations made missteps, but China still has a chance to make up lost ground.

Person examining a petri dish with tweezers, holding small colored objects, against a dark background.

Health

Are microplastics really destroying our health?

They’re in our brains, hearts, and blood — but what are they doing to us?

Collage showcasing a stratospheric balloon soaring over Earth and a close-up of fingers, with "The Nightcrawler" emblazoned at the top, capturing the spirit of a creative renaissance.

Business

How AI is ushering in a creative renaissance

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

Two colorful cells with purple nuclei, green cell edges, and radiating filament structures against a black background.

Health

When muscles work out, they help neurons to grow

The findings suggest that biochemical and physical effects of exercise could help heal nerves.

Two people viewed from behind against a blue sky, one wearing a pink top and the other an orange top, share a moment of quiet solace as the person in pink rests their head on the other's shoulder. It’s a serene scene that hints at healing and support after trauma.

Neuropsych

3 emotional intelligence tips for helping a friend in a rough patch

Listen, set boundaries, and point them where to go.

Up Next

Why Batman Should Kill The Joker

Batman is wrong to be nonlethal in the case of the Joker. This shows we can, in some cases, morally kill someone against his will. I am something of a […]