ADHD Drugs Such As Adderall Might Work Differently Than Previously Thought

A new study suggests that common medications prescribed to help manage ADHD, such as Adderall and Ritalin, may work ...
Medical News Today

ADHD Drugs Like Adderall May Work Differently Than Previously Thought

A new study suggests that common medications prescribed to help manage ADHD, such as Adderall and Ritalin, may work ...
Astronomy on MSN

What is the origin of the letters used in star classification?

What is the origin of the letters used in star classification? Why didn't astronomers use ABCD? J. HaldimanChicago, Illinois ...