The Mississippi River is at risk of rising to its highest point in at least 90 years, threatening the Big Easy.

It remains unclear whether the size of hail has anything to do with the rising costs.

In the past seven decades, only 2003, 2004, 2008 and 2011 have faced that many tornado reports in a 30-day period.

While the river is flooding, it's not as severe as in 2011 — the last time Morganza was opened.

Nine to 15 named storms are forecast during the six-month season that starts June 1.

Twisters have swept across the Great Plains and Midwest over the past several days.

The Category 4 hurricane made landfall around 4 p.m. local time on April 25, according to the U.K. national weather office.

Investments in agriculture technology companies are growing, hitting $6.7 billion in the last five years.