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The Reflection of X-Rays by Crystals - Nature
IT is interesting to find that an X-ray bulb having a rhodium antikathode gives off a strong, sharply defined (and therefore very homogeneous) beam which ...
3 days ago
The Conversation via Yahoo
How astronomers work out the size of the Solar System
Our Astronomical Column - Nature
In the visual spectrum the nebular line at wave-length 5007 was the strongest. Photographs of the spectrum showed that since last April a great change has taken place. The ...
The Sun
Trump punching air after assassination bid 'will see victory against weak Biden'
9 hours ago
PC Magazine
Part of RockYou2024? 4 Simple Tips for Better Passwords
5 days ago
Zacks via Yahoo
5 Low Price-to-Book Stocks Worth Buying in July
7 days ago
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