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Great ideas: Keep your goals to yourself

KULTURAfter hitting on a brilliant new life plan, our first instinct is to tell someone, but Derek Sivers says it's better to keep goals secret. He presents research stretching as far back as the 1920s to show why people who talk about their ambitions may be less likely to achieve them.

Föreningen VoF i valrörelsen

VETENSKAPFöreningen Vetenskap och folkbildning (VoF) försöker blanda sig i valrörelsen genom att på DN Debatt den 7/9 namnge ett antal politiker som sägs ha stött alternativa behandlingsmetoder inom sjukvården.

Stirling 500 MW Solar Power Plant

VETENSKAPSolar radiation account for most of the available renewable energy on Earth. Only a minuscule fraction of the available solar energy is used. But there are solutions.

Solar Energy Stirling Engine Demo

VETENSKAPA solar Stirling Engine takes advantage of the fact that concentrated sunlight is a fantastic heat source, and as such can be used to generate electricity more efficiently than photovoltaic solar panels

Bendable solar cell panels on market 2011

VETENSKAPSolar company Global Solar introduced a line of flexible solar modules that are designed for flat commercial rooftop buildings. The modules are quicker to install and lighter.