And what might we learn as we collect new, never-before-seen data? If you took one of history’s top scientists from 100 years ago and dropped them into today’s world, what […]
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It might seem puzzling, in a Universe bound by the speed of light, that this could be true. Here’s the science behind it. If you look out into the distant Universe, […]
Is gravitational repulsion a real thing? “For the first time, astronomers have outlined and named the network of galaxies that includes the Milky Way, adding a line to our cosmic address […]
Traveling to the future is possible, but the “back” part runs into trouble. Mr. Strickland: “I noticed your band is on the roster for the dance auditions after school today. […]
And what it means if we don’t see gravitational waves from inflation in the next 5–10 years. “The paradigm of physics — with its interplay of data, theory and prediction — is the most powerful […]
There were two periods of exponential expansion in the Universe: one today and one long ago. Are they related? “What is wild cannot be bought or sold, borrowed or copied. […]
We know that Einstein’s general relativity is superior to Newton’s gravity, but where did Newton go wrong? “To me there has never been a higher source of earthly honor or […]
A “speculative” theory no more; it’s had four of them confirmed. “Scientific ideas should be simple, explanatory, predictive. The inflationary multiverse as currently understood appears to have none of those […]
If String Theory has nothing to do with reality, what are our options? “I just think too many nice things have happened in string theory for it to be all […]
Encounters in the fourth dimension. We all have an intuitive sense of what a dimension is. There are only three perpendicular directions in which we might move, which we might […]
If you’ve been wondering what B-mode polarization is, or how it tells us about gravitational waves from inflation, wonder no more! In part 1 of this story we talked about […]
The fastest way to make interstellar travel a reality might not be only science fiction for long! It is humanity’s longstanding dream to venture to the stars. We long to […]
Is there a way to see past the barrier the Universe puts up before it became transparent to light? Image credit: Mark Kamionkowski, of gravitational waves. “From earliest times, humans — explorers […]
China’s unhealthy obsession with foreign education and degrees is a turn-off for many foreigners BEIJING – The marketable and exploitable obsession of the Chinese for everything “Western” is legendary and […]
This fall in the sophomore-level course I teach on “Communication and Society,” we spent several weeks examining the many ways that individuals and groups are using the internet to alter […]