Explanation

• Name: NCSA Mosaic
• Released: 1993
• Developed by: National Center for Supercomputing Applications (NCSA)
• Famous for: Making the World Wide Web popular through its graphical interface.

Explanation

• First web browser: WorldWideWeb
• Invented by: Tim Berners-Lee
• Later name: Nexus
• Created: 1990
• Released: 1991
• Platform: NeXT computer
• First graphical web browser: NCSA Mosaic (1993)
• Programming Language: Objective-C
• Purpose: To access and browse web pages.

Explanation

Explanation

• Omar-Khayam was the first to develop the Binomial Theorem and determine binomial coefficients.

Additional information:

• Omar-Khayam was born in Iran in 1048 AD.
• He was a famous poet, mathematician, and astronomer.
• He introduced the Jalali Calendar.
• It is also known as the modern Solar Hijri calendar.

Last verified on 07-10-2026

Explanation

• Ole Rømer was the first person to experimentally demonstrate that light has a finite speed in 1676.
• He used observations of Jupiter’s moon Io to estimate the speed of light.

Additional information:

• The modern accepted speed of light in vacuum is 299,792,458 m/s.

Last verified on 07-10-2026