16/08/2013

How can we protect young people from cyberbullying?

The recent arrest by Canadian police of two young people who allegedly shared a photo of a young woman being sexually assaulted has once again highlighted the danger that social media can pose for teenagers.

NASA image: Fires in eastern Russia—Urals and Siberia

The Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA's Aqua satellite detected dozens of fires burning in eastern Russia in this satellite image captured on August 15, 2013. The fires are outlined in red. Smoke ...

NASA image: Agricultural fires in Mozambique and Malawi

The Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA's Aqua satellite detected dozens of fires burning in southeastern Africa in mostly Mozambique and Malawi. The fires are outlined in red.

Keeping pace with plant pathogens

In the battle between diseases and plants—constant, changing and centuries old—scientists and farmers usually arm themselves through classical breeding, crossing varieties in the hopes of eventually reaching disease resistance. ...

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