To participate, submit your response here by July 10 at 9 a.m. Eastern. This week’s winners will be announced by July 22. By The Learning Network Heeva Alavi, an Iranian-American, writes about her ...

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Since the invention of synthetic ammonia through the Haber–Bosch process, a significant amount of chemical fertilizer has been utilized to enhance plant productivity. However, the low efficiency of ...

Seacoast America's 250 events feature fireworks in Portsmouth, Hampton Beach and Dover, plus American Independence Festival in Exeter and much more.

Your guide to Seacoast NH and southern Maine celebrations of America's 250th birthday on July 4 and all summer, featuring ...