In the debate over how to reduce sexual assault on university campuses, proposing self-defense classes for women is controversial. But, according to new landmark Canadian research, it works.

Can we improve the methods we use to teach math in schools — so that everyone develops proficiency? A grade-school math program is changing how children learn based on the assumption that all children can achieve a high level of understanding.

Due to recent brain development research, educators are working to add more math education into pre-school and kindergarten classes. Studies show that children of this age are actually extremely receptive to numbers and learning geometry.

Clean water and healthy ecosystems are becoming increasingly difficult to come by. With floating islands and other inventions, eco-entrepreneur Bruce Kania thinks that biomimicry - such as reconstructing wetlands and growing biofilms - can tackle the toughest of water problems.

Five past teachers take their knowledge, after years of being educators, to make greater movements and developments in the educational sphere.

Many people believe that math is only for a select few. By fostering commitment and providing explicit guidance, Jump, an math education curriculum, is showing people that anyone can do math if they understand it.

In the Renton School District, teachers found that only a very few fifth-graders could solve problems with the skill that, in other schools, was common in third or even second grade. So they turned math lessons into carefully guided conversations in which students explain their approaches, defend their reasoning and critique each other’s ideas.

In the Mumbai slum of Dharavi, an NGO called Society for Nutrition, Education & Health Action (SNEHA) is working to make life safer by teaching men the importance of not being violent towards women. Through an app called Eyewatch, community members are able to document acts of domestic violence, which helps SNEHA team members locate victims and their abusers.

2014 was a year marked nationwide by activism and unprecedented federal attention to the issue of campus sexual assault. The University of Texas system is putting $1.7 million into a comprehensive, multi-year effort to combat sexual assault on campus.

Middle School 88 in Brooklyn is part of a broad evolution in teaching math, employing technology through a non-profit called School for One (Teach for One) to provide each student with a personalized lesson generated and monitored by computers to match their learning level.