1 billion

Talk about high definition! NASA just took a billion-pixel photo of Mars. (NASA)

More than 100,000

Or should we say more than C (c’mon plebs, that’s the Roman numeral for 100,000). It’s also the number of Latin language followers the Pope has. (Buzzfeed)

$30 million

Public school students in Los Angeles will soon tote iPads to class instead of textbooks. The second largest public school district in America is starting with $30 million worth of the tablet devices. (Engadget)

$200 million

The Astrodome was once the pride of Houston, the world’s first domed, air-conditioned stadium. But it’s now a mess, deemed unfit for occupancy. Now the county has unveiled a nearly $200-million plan to save it. (Culture Map Houston)