Science & Health-Haaretz.com

A "nap station" next to the Boston Red Sox clubhouse at Fenway Park in Boston.

How More Sleep Can Save Your Relationship

New research shows that married couples with children are more susceptible to arguments and illness if neither is getting at least seven hours of sleep a night

The high school girls' team of Sakhnin, Israel, starting a training session.

Girls With Head Injury Five Times Likelier Than Boys to Resume Soccer Game

That's not necessarily a good thing: 50 of 50 American states have enacted laws to protect athletes from their own stoicism

Startling new evidence shows that the peoples of Papua New Guinea remained very genetically diverse over tens of thousands of years.

Startling Genetic Diversity Indicates That Ancient Papuans Didn't Even Mix With Each Other

The ancestors of the Papuan New Guinean peoples arrived 50,000+ years ago, scattered into highland and lowland areas, and evidently kept to themselves since then, going by genetic and linguistic evidence

Bacteria (green) within cancerous tumor cells, from a 2017 study by researchers at the Weizmann Institute of Science.

Bacteria in Tumors Can Thwart Chemotherapy, Israeli Researchers Say

The microbes apparently suck in the cancer drug, cut off some of the molecule and totally inhibit its activity, hampering the fight against pancreatic cancer, Weizmann scientists say

Paula Gino points at leishmaniasis lesion on her cheek, Tiberias, 2004

Experimental Vaccine for Horrible 'Rose of Jericho' Parasite Works, on Mice

Science hopes to overcome leishmania, cause of gaping skin lesions and sometimes deadly black fever, using a fake virus that prods our immune system into attacking the parasite

The tree on the left is the Incadendron, newly noticed and classified by science in a remote area of the Andes.

Suddenly a 100-foot Tall Tree Is Noticed in Andes, Turns Out to Be New Genus

Incadendron, on the Incan trail, joins the likes of the gigantic palm tree noticed in Madagascar, a monkey with dark gonads and a whole lot of ants

Medical Marijuana Can Reduce Effectiveness of Immunotherapy Cancer Drug, Israeli Research Shows

‘We have known for years that marijuana has a depressive influence on the immune system,’ says one of the study’s researchers

Shoppers at a fruit and vegetable stall in eastern England, August 29, 2017.

Fat Chance: Why Diet Advice Seems to Keep Changing

Butter is back, pasta is passé and you don’t need all that fruit & veg after all? Haaretz tries to make order of the latest dietary bombshell, courtesy of the Lancet

This undated photo provided by NASA's Jet Propulsion Lab showing the Voyager spacecraft in Passadena, Calif.

WATCH NASA's Voyager Spacecraft Still Sending Data Back to Earth After 40 Years

NASA's Voyager 1 and 2 spacecrafts are setting space exploration milestones

Medical Marijuana Helps Kids With Cerebral Palsy, Israeli Study Finds

Cannabis oil is improving the children's motor skills, researchers at Wolfson Medical Center say

The Niagara River separating the United States and Canada. Researchers found 22 different drugs and their by-products in the bodies of fish in the river.

Down Under: Traces of Antidepressant Drugs Found in Niagara River Fish

Research shows presence of antidepressants can affect survival instincts of fish and their ability to reproduce

Not only sheep survived in the Black Desert of Jordan, 14,500 years ago: Much later, around 6,000 years ago, somebody built stone structures and lived there.

Climate Change Forecast for Jordan: 30% Less Rain, Triple the Droughts by 2100

Recovery by Syrian irrigated farming could make Jordan even thirstier, warn the scientists.

Sharp drop in number of Israeli households separating garbage for recycling. Illustration: Israel cans at a recycling factory

Less and Less Israelis Are Separating Their Trash for Recycling

'There isn’t a single large city where the project has been successful,' says Environment Ministry official

Suspending 'Bad Kids' From School Can Trigger Long-term Mental Problems, U.K. Study Shows

'Though it may only last a day or two, exclusion often marks a turning point during an ongoing difficult time for the child,' says Exeter researcher

Coffee, good, salt, iffy, according to the latest medical studies.

Why You Shouldn't Put Salt in Your Coffee

Yet another study has joined the growing pile showing that coffee is a boon, in net terms, while salt remains one of the more confusing condiments known to Man.