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Vikings cut down all of Iceland's forests -- the country is planting them anew

Since 2015, Iceland has planted around 1,000 hectares of forest (between three and four million trees).

Study reveals true scale of one of the world's deadliest plagues

"We now have a pathogen whose molecular history we can follow for thousands of years," says paper co-author McCormick. "The jury's out, evidence is accumulating, and we're all going to learn as we go forward."

Grasshoppers, silkworms, giant cicadas are a good source of antioxidants -- if you eat them

"In the future, we might also adapt dietary regimens for insect rearing in order to increase their antioxidant content for animal or human consumption," say the authors.

Healthy lifestyles can offset the genetic risk of dementia by 32%

Healthy body, healthy mind.

Research is getting to the root of climate change with bigger, deeper plant roots

"We are incredibly excited about this first discovery on the road to realizing the goals of the Harnessing Plants Initiative," the authors say.

Iron-breathing bacteria might have delayed Earth's oxygenation for almost one billion years

Inhale iron, exhale rust.

Fossil Friday: bird encased in amber has an unique, "extreme" toe

The bird's hyper-elongated third toe is longer than its whole lower leg, the authors report.

The hunger hormone is involved in episodic memory in rats, new research finds

Rats with artificially-reduced ghrelin signaling showed impaired performance in an episodic memory task.

Corals are moving away from the sweltering tropics -- and establishing new reefs

Everybody seems to be running from the heat this summer.

Satellite imaging used to spot the largest seaweed bloom in the world

The record-breaking belt of brown algae stretches from West Africa to the Gulf of Mexico.

Antarctic instability could raise sea levels by half a meter in 150 years

Currently, sea levels are 20 cm (almost 8 inches) above pre-industrial levels.

Space station mold can survive 200 times more radiation than you or me

Researchers plan to employ them as producers of food, antibiotics, other materials for astronauts on deep space missions.

Ignoring distractions or temptation is harder when you're tired, stressed, or trying to remember something

The best course of action in such situations is simply to avoid places that could make you 'sin'.

NASA plans to send a helicopter drone to Titan in search of life

Titan is of interest because it is the only body in our solar system (besides Earth) that has liquid rivers, lakes, and seas on its surface.

Some extinct species of crocs were plant-eaters, fossil study reveals

Between three and six such species have existed in the past.

Researchers are one step closer to saving the northern white rhino from complete extinction

With only two females surviving in captivity, the species is functionally extinct.

Climate change poised to expose millions to malaria, new study reports

Uh-oh.

Neanderthals used resin as glue to craft complex stone tools

Sticky!

Climate change and ozone layer holes form feedback loop, reports international panel

"Greenhouse gas emissions trap more heat in the lower atmosphere which leads to a cooling of the upper atmosphere. Those colder temperatures in the upper atmosphere are slowing the recovery of the ozone layer."

Our emissions could melt all the ice in Greenland by the year 3000 -- and raise sea levels by 24 ft

Good thing we didn't call it Iceland, right?!

Largest freshwater aquifer of its kind found off the U.S. Northeast coast

The aquifer stretches at least from the shore of Massachusetts to New Jersey.

'Pre-bunking' is an effective tool against fake news, browser game shows

This is Good News!

Researchers, at long last, develop effective tool to study soil-borne microbes

Surprisingly, it was easier for us to go to the Moon than to develop such a tool.

Arctic ecosystems "highly responsive" to climate change -- and very hard to fix once broken

"Our results show a clear link in the timing of animal recovery and the recovery of Earth systems."

Phages in kitchen sponges could help us wipe antibiotic resistant bacteria clean off

Kitchen sponges are crawling with bacteria. Turns out that's a good thing.

What is soil? Here's the inside scoop

The Earth's great recycle bin.

Unpleasant smells make for more powerful memories, a new study finds

Breathe in deep!

Researchers look into reviving bleached corals using 'non-preferred' algal symbiotes

"We want to know if it's possible that more heat tolerant, non-preferred algae could revive bleached coral communities even if the relationship is less efficient," the authors say.

Groundwater pumping is bleeding the US's rivers dry

We're hoarding all the supply.

The birth of forests helped drive two massive, ancient extinctions

They did not come in peace.

Some Martian clouds are made of ground-up meteors

That's pretty metal.

Legal recreational marijuana wreaks havoc on illegal markets, study finds

Drug users seem not to like drug dealers that much -- not if they have an alternative, anyway.

Researchers develop very powerful but reversible glue -- kind of like snail slime

If it's icky but it works....

Cities from 9,000 years ago had pretty much the same problems as those of today, study finds

"Many of the challenges we have today are the same ones they had in Çatalhöyük — only magnified," say the paper's authors.

Tilting your head down will make you seem more dominant -- but also more aggressive

Keep your head high. Unless you want to be scary. Then keep it low.

The military is the largest emitter in the US Gov't -- in fact, it's the world 55th largest polluter

War isn't clean, it would seem.

Warming climate means more, hotter armed conflicts, paper reports

Things are heating up.

Skinny seals and hungry cod point to trouble in the Baltic Sea

They're running out of food -- and climate change seems to be involved.

These fishes get sad when their partner is away -- pointing to the roots of romantic love

Hear that? That's the sound of an itsy-bitsy fishy heart breaking apart and it's tragic.

You do have a type when it comes to dating, study finds

Oh, this explains a lot.

Mysterious gravitational anomaly in Moon's South Pole could be a massive metal deposit

It was 'imported' from space via a meteorite impact.

Researchers find salamander-eating plants in Canadian provincial park

Shouldn't it go the other way around?

Old forests are better at dealing with climate change, study finds

Old age doesn't mean 'frail'.

Researchers copy off of polar bear fur to create new, powerful insulator

Learning from the best.

Heart-repairing patches poised for human trials, researchers report

But can they fix a broken heart?

Honey bee colonies dropped by 16% worldwide in the winter of 2017-18

Out of the 544,879 colonies these beekeepers managed, 89,124 were lost over the winter of 2017-18.

Working landscapes can be used for species conservation alongside economic activities

Forest patches are opportunities to conserve wildlife

May 2019 sets new record for highest average atmospheric CO2 levels in history

Please, tell me again how this has nothing to do with emissions.

Researchers write grant proposals differently depending on their gender, and it can lead to bias

The findings also have interesting implications for automated text-analysis software, which will increasingly take on tasks like this in the future.

Miami dredging caused "extensive coral mortality and critical habitat loss" for the US' only continental reef

It's nothing short of a tragedy.

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