But none have been as popular as modern portfolio theory (MPT). Here, we look at the basic ideas behind MPT, its pros and cons, and how it should factor into your portfolio management. Modern ...
About 11 million years ago, an asteroid collided with Mars, sending plumes of debris beyond the planet’s atmosphere. One of those meteorites eventually succumbed to Earth’s gravitational pull ...
A recent study led by Ronald-Louis Ballouz from Johns Hopkins University Applied Physics Laboratory suggests that the asteroid 99942 Apophis may experience tremors—similar to earthquakes—due ...
Instead, the oldest galaxies are large and bright, in agreement with an alternate theory of gravity, according to new research led by Case Western Reserve University astrophysicists. “What the theory ...
Control theory is a branch of mathematics and engineering, which defines the conditions needed for a system to maintain a controlled output in the face of input variation. Classically developed ...