One of President Obama's first acts was to give a massive boost to America's scientific community. Martin Rees actamericaboost Change image and share on social
Collective human actions are transforming, even ravaging, the biosphere - perhaps irreversibly - through global warming and loss of biodiversity. Martin Rees actionbiodiversitybiosphere Change image and share on social
Space and time may have a structure as intricate as the fauna of a rich ecosystem, but on a scale far larger than the horizon of our observations. Martin Rees ecosystemfaunahorizon Change image and share on social
We are 'nuclear waste' from the fuel that makes stars shine; indeed, each of us contains atoms whose provenance can be traced back to thousands of different stars spread through our Milky Way. Martin Rees atombackfuel Change image and share on social
The Cern laboratory in Geneva was set up in 1955 to bring together European scientists who wished to pursue research into the nuclear and sub-nuclear world. Physicists then had greater clout than other scientists because the memory of their role in the Second World War was fresh in people's minds. Martin Rees bringcernclout share on social
It's often better to read first-rate science fiction than second-rate science - it's far more stimulating, and perhaps no more likely to be wrong. Martin Rees fictionrateread Change image and share on social
I hope that by 2050 the entire solar system will have been explored and mapped by flotillas of tiny robotic craft. Martin Rees craftentireexplore Change image and share on social
The advance of science spares us from irrational dread. Martin Rees advancedreadirrational Change image and share on social
As regards my own 'philosophy,' I continue to be inspired by the music, liturgy and architectural tradition of the Anglican Church in which I was brought up. No one can fail to be uplifted by great cathedrals - such as that at Ely, near my home in Cambridge. Martin Rees anglicanarchitecturalbring share on social
In the case of climate change, the threat is long-term and diffuse and requires broad international action for the benefit of people decades in the future. And in politics, the urgent always trumps the important, and that is what makes it a very difficult and challenging issue. Martin Rees actionbenefitbroad share on social