Often a country has to make tough choices at some point in the never-ending journey of nationhood. In some cases, the choices may be forced by compelling political events; in others, they may be voluntary.
If workspaces illuminated by glowing plants could become a reality, going by the first steps taken by a group of engineers from the Massachusetts Institute of Technology (MIT), it would slash energy consumption worldwide.
Brain cells - neurons - develop gene mutations over the course of a lifetime, contributing to normal ageing and potentially presenting a target for treatments that stave off dementia and other types of cognitive decline, researchers say.
It has been a bumper year for making the invisible visible. The last 12 months have overflowed with leaks, allegations, and other disclosures, not just of misconduct by individuals, business leaders, and politicians, but also of proactive schemes to prevent that misconduct from ever coming to light.
Qatar’s capital spending will remain high in the coming years, driven by projects linked to the FIFA World Cup 2022 and the Qatar National Vision 2030 diversification programme.