Someone somewhere in an advertising department, most likely, came up with, "Diamonds are a girls’ best friend." What with Valentine’s Day approaching fast, a timely topic this week is not just a ...

Some people probably believe that the twinkling effect is produced by the stars themselves, but that is not the case at all. Since 1986 I have had an affiliation with the Hayden Planetarium in New ...

Although the dog days of summer traditionally has referred to the hottest days of the year, the days are actually a specific period: July 3 to Aug. 11 every year. The phrase, though, can be traced ...

Since 1986 I have had an affiliation with the Hayden Planetarium in New York. My "official" title there is "Associate and Guest Lecturer." Indeed, through all of these years I given scores of ...