Sustainability

Sustainability

Why can’t more rainwater be collected for the long, dry spring and summer when it’s needed?
Here on Earth, the Sun is our primary source of light, heat, and energy. But it also poses a grave threat to human civilization.
An unexpected ancient manufacturing strategy may hold the key to designing concrete that lasts for millennia.
If tourism is the lifeblood of the Peruvian economy, then Machu Picchu is the heart pumping that blood — in sickness and in health.
Some solar cells are so lightweight they can sit on a soap bubble.
cultivated meat
It will be able to produce 22 million pounds of cultivated meat annually.
We might be dining on insect-based Christmas pies with robot-harvested algae on the side.
3mins
Climate change. War. Civil unrest. Is it responsible to have kids today?
The media sells bad news, but scientific evidence shows that we are making progress toward a greener planet.
Once water gets more than about 200 feet deep, building on the sea floor is out of the question.
It’s like radar, but with light. Distributed acoustic sensing — DAS — picks up tremors from volcanoes, quaking ice and deep-sea faults, as well as traffic rumbles and whale calls.
It’s an agricultural moonshot: Scientists hope to increase plant yields by hacking photosynthesis, the process that powers life on Earth.
A 3D illustration of a typhoon as seen from orbit.
Retired astronaut Ron Garan believes that before we can begin solving our problems, we must understand our interrelatedness through the "orbital perspective."
7mins
What astronaut Ron Garan saw in space changed his life forever – here’s what it taught him.
nuclear fusion
Nuclear fusion has long been seen as the future of energy. As the NIF now passes the breakeven point, how close are we to our ultimate goal?
If you gave me $400 and I gave you $3.15, would you consider yourself wealthier? That's a financial analogy for the supposed fusion power "breakthrough."
playpump
Wizbang innovations capture the public’s imagination, but thoughtful, incremental development is often more valuable to those in need.
A group of prominent scientists shares how research has changed them.
superabundance
Inequality should be measured in terms of the time it takes for us to earn the money to buy the things we need. And everyone is getting wealthier.
It's on a 100,000-year timescale, though, so the next few centuries might not be so comfortable.
earth
We cannot afford to dream about living on other worlds while we continue to destroy ours.
We want to fight invasive species. But to wage a war, you have to know who your enemy is.
molten salt reactor
They are expected to be cheaper to build and even more reliable than today’s nuclear plants.
Based on data since 2000 alone, global warming is still occurring at a whopping 7-sigma significance. How hot will planet Earth get?
space ads
A space ad could pay for itself after one month.