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- Chemistry
How Benjamin Franklin fought money counterfeiters
Researchers are confirming some of the techniques that Benjamin Franklin and his associates used to help early American paper currency succeed.
- Health & Medicine
New Alzheimer’s drugs are coming. Here’s what you need to know
Several new drugs that target brain plaques slow mental decline in people with Alzheimer’s disease. But they are not for everyone, researchers caution.
- Animals
In a ‘perfect comeback,’ some birds use antibird spikes to build their nests
The spikes were meant to keep birds away. But five corvid nests in Europe use the bird-deterrents as structural support and to ward off predators.
