News
- Astronomy
Crash will determine solar system’s fate
The solar system already lies in the suburbs of the Milky Way, but the sun and its planets will be yanked even farther away about 5 billion years from now.
- Earth
Guidelines for wind farms
National policies to maximize the benefits of wind farms while lessening their environmental impacts may be needed.
- Physics
Magnetic Logic: Electron spins could do cool calculations
Novel circuits use electrons as tiny bar magnets to process information.
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Take a Number: Kids show math insights without instruction
Kindergartners can solve relatively complex addition and subtraction problems if allowed to use their intuitive grasp of approximate quantities rather than being required to calculate exact solutions.
