Water

Can cuttlefish ink be “bear spray” against sharks?

By releasing cuttlefish ink—or a synthetic version—into the water, it may be possible to create a safe zone that deters sharks. This approach could provide a protective barrier, allowing divers to observe marine life without posing a threat to themselves or the sharks.

The UN builds an AI coalition to save the planet

Over 100 partners, including 37 tech companies, 11 countries and 5 international organizations, have joined forces with the UN under the Coalition for Environmentally Sustainable Artificial Intelligence, aiming to ramp up global momentum to place AI on a more environmentally sustainable path. 

Net Zero by 2050 a pipe dream with current tech advances and population growth

These results emphasize the need to develop innovative agricultural solutions that will help reduce emissions and strengthen national food security. 

Trump’s Gaza should use hemp concrete, solar power and smart grids

For Gaza to move beyond short-term recovery and embrace long-term resilience, sustainable technologies must be at the heart of US President Trump's reconstruction efforts.

Trump aims to make Gaza the new Riviera – can the US do it sustainably?

In a jaw-dropping annoucement, US President Trump announced that the US will take over the radicalization of the Gaza Strip and that the current population will need to be displaced as they rebuild and clear out the rubble.

Can neem and tulsi purify water?

All four medicinal plants used in the study demonstrated a notable transformation in turning contaminated water into drinkable water. More than any other plant, neem has proven to be effective at cleaning contaminated wate, the researchers note. Along with a value closer to that of neem, tulsi also possesses the ability to filter contaminated water.

Looking for an ice barrel cold plunge bath?

Our Finnish friends did it before anyone we know and when we were in university we enjoyed a hot tub and then a jump in the snow. But cold water plunges, as our writer Brian does every year in the New Year is a growing trend that has emerged out of the Wim Hoth method. 

Washington bans marine aquaculture nets for farmed fish in world first

Washington State made history, becoming the first—and only—place in the world to successfully remove and permanently ban commercial net pen aquaculture.

How to help Gaza fishermen

The destruction of Gaza's two main aquaculture farms, along with the hatchery facility, has also left the sector unable to produce alternative aquatic foods through aquaculture. 

Morocco loses half its wheat crop this year from drought

A prolonged drought in Morocco is causing serious problems for the agricultural sector. Local Authorities predict that the 2024 wheat harvest will be reduced...

Trapped in a dive boat for 36 hours, survivor’s daughter raises red flags over rescue

As more time passes since the Egyptian dive yacht sunk on November 25, survivors are asking questions of how so many things could have gone wrong. From lack of batteries in the life vests, to leaking life rafts, to an unresponsive army. Why did it take more than 36 hours for those that couldn't escape the wreck to be rescued. Why was the rescue done by a private crew and not the Navy?

Protected: A survivor’s story from the Red Sea diving yacht

An Egyptian dive boat several stories high flipped and sank last Monday with 44 people onboard, including 13 crew. The incident happened in the early hours of the morning, though reports are conflicting as of when, in the dive resort area of the Red Sea not far from the Egyptian town of Marsa Alam. Here is a survivor's story.

What is Land “COP” in Saudi Arabia and why should we care?

The UN COP events aren't only about climate change. There is a COP for the land and the meeting is happening now in Saudi Arabia.

Drip irrigation systems: the history, the benefits and the problems

Imagine a controlled system comprising valves, pipes, emitters, and tubing orchestrating water delivery with precision to plant roots. Unlike traditional methods that often waste water, drip irrigation is a gentle and efficient method.

Oceanwell’s pods mine for fresh water in the deep sea. Raises $11M USD

OceanWell secures $11M in series A to build deep-sea water farms as a new approach to desalination 

Hot this week

AIR ONE electric flying car is getting closer to your garage

Israeli eVTOL startup AIR has moved beyond prototypes, with a new Florida production facility, eight aircraft in production and about $50 million raised. How close is AIR ONE to your garage?

Stardust’s solar geoengineered $10 billion plan to blot out the sun

Israeli-American startup Stardust Solutions has raised $75 million to develop technology that could cool the Earth by reflecting sunlight. Is solar geoengineering becoming a real industry? Or could it be a new threat?

Mantle8 takes its natural hydrogen hunt from the Pyrenees to Dubai

Mantle8 is taking its hunt for naturally occurring hydrogen from beneath the Pyrenees to the Middle East, opening a Dubai hub after raising €31 million. But finding hydrogen underground is one thing; proving it can be produced cheaply and at scale is another.

Does Starbucks use lab-grown milk? Here’s what we found

Does Starbucks use lab-grown milk? Starbucks tested precision-fermented milk from Perfect Day in 2021, but is it hiding in your latte today?

Alien chemistry crashed through a roof in New Jersey

meteorite crashed through a New Jersey roof carrying ancient salts, organic compounds and amino acids. After a few too many visits to Ontario’s Crystal Cave — and my own mysterious fireball in the forest — I have questions about the alien chemistry falling around us.

Topics

AIR ONE electric flying car is getting closer to your garage

Israeli eVTOL startup AIR has moved beyond prototypes, with a new Florida production facility, eight aircraft in production and about $50 million raised. How close is AIR ONE to your garage?

Stardust’s solar geoengineered $10 billion plan to blot out the sun

Israeli-American startup Stardust Solutions has raised $75 million to develop technology that could cool the Earth by reflecting sunlight. Is solar geoengineering becoming a real industry? Or could it be a new threat?

Mantle8 takes its natural hydrogen hunt from the Pyrenees to Dubai

Mantle8 is taking its hunt for naturally occurring hydrogen from beneath the Pyrenees to the Middle East, opening a Dubai hub after raising €31 million. But finding hydrogen underground is one thing; proving it can be produced cheaply and at scale is another.

Does Starbucks use lab-grown milk? Here’s what we found

Does Starbucks use lab-grown milk? Starbucks tested precision-fermented milk from Perfect Day in 2021, but is it hiding in your latte today?

Alien chemistry crashed through a roof in New Jersey

meteorite crashed through a New Jersey roof carrying ancient salts, organic compounds and amino acids. After a few too many visits to Ontario’s Crystal Cave — and my own mysterious fireball in the forest — I have questions about the alien chemistry falling around us.

Adidas wanted to sell one shoe. Then it stepped into a global culture war

Adidas Israel featured amputee runner Shalev Biton in its Single Shoe campaign, designed to let people who need only one shoe buy one instead of a pair. The local campaign has since sparked international boycott calls and an apology from Adidas.

Scientists make lead-free perovskite solar cells that can weather the elements

Scientists have developed a “raincoat” for lead-free tin perovskite solar cells, helping them withstand air, moisture and heat while maintaining high efficiency.

Europe’s mountain plants are paying off an extinction debt

Europe’s mountaintops may look richer in plant life, but rising species numbers are masking the disappearance of alpine specialists as temperatures climb.
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