HIV and AIDS

Syndicate content New Scientist - News
New Scientist - News
Updated: 22 hours 26 min ago

Kilogram to be defined by Planck constant instead of a lump of metal

Fri, 2018-11-16 19:25
Scientists from around the world have unanimously voted for a new definition of the kilogram – one based on fundamental constants instead of “Le Grand K”

There’s an enormous ghost galaxy hiding at the edge of the Milky Way

Fri, 2018-11-16 18:35
The Gaia satellite has spotted a ghost galaxy with a lower surface brightness than any stellar system we’ve ever seen – but the discovery is being questioned

Microbots made from mushroom spores could clean polluted water

Fri, 2018-11-16 18:35
Water contaminated with heavy metals, such as lead, could be cleaned up by thousands of microbots built from mushroom spores

A computer game’s edible controller lets you play it with your gut

Fri, 2018-11-16 13:00
Players of a video game must kill a virtual parasite by changing the temperature of their gut, which is measured by an ingestible sensor

Exclusive: A new test can predict IVF embryos’ risk of having a low IQ

Fri, 2018-11-16 11:10
A new genetic test that enables people having IVF to screen out embryos likely to have a low IQ or high disease risk could soon become available in the US

Walking backwards can boost your short-term memory

Fri, 2018-11-16 09:00
Moving backwards - or simply imagining doing it - can be enough to improve scores on memory tests, but we don't know why

Catching up on sleep at weekends may aggravate period pain

Thu, 2018-11-15 19:00
Getting up early on weekdays and sleeping in on weekends to compensate may cause period pain by disrupting the circadian rhythms that control hormone cycles

Web tracker can follow you for months even if you delete your cookies

Thu, 2018-11-15 17:00
This internet tracker can follow your browsing for months even if you use ad blockers, by measuring variations in the quartz crystals in your device's clock

Environmentalists must embrace nuclear power to stem climate change

Thu, 2018-11-15 16:16
The Union of Concerned Scientists has overturned its longstanding opposition to nuclear power. Other green groups should follow suit, says Mark Lynas

Huge 30-kilometre wide meteorite crater found under Greenland glacier

Thu, 2018-11-15 16:05
Radar surveys have revealed a crater left when a kilometre-wide asteroid hit Greenland – and the impact could explain a climate mystery

Prefer tea or coffee? It may be down to your genes for bitter tastes

Thu, 2018-11-15 16:00
People with genes that make them taste caffeine more strongly tend to be coffee-drinkers, while tea-drinkers have genetic aversions to strongly bitter tastes

A new DNA sequencing service wants to reward you for sharing your data

Thu, 2018-11-15 16:00
Genetics pioneer George Church's new company says it will sequence your genome for free and secure it on a blockchain, so that you can choose who uses your data

Life may have begun with cells made wholly from simple proteins

Thu, 2018-11-15 14:05
Crude proteins made of short chains of amino acids can form life-like “protocells” that host biological processes – hinting that life began with proteins

New techniques may soon make designer babies a reality – are we ready?

Thu, 2018-11-15 12:00
As tests that screen embryos for complex traits become available, it's time to decide how to use these ethically – and where to draw the line

Antibiotic resistance genes are showing up in Antarctic penguins

Thu, 2018-11-15 09:00
Antibiotic resistance has spread around the world - so much so that even penguins living near Antarctic research bases have resistant bacteria in their gut

There is no fundamental difference between male and female brains

Wed, 2018-11-14 22:00
A lasting desire to find differences in how male and female brains work serves to affirm gender stereotypes, not explain them, says Dean Burnett

Urbanisation made flooding from Hurricane Harvey 21 times as likely

Wed, 2018-11-14 20:00
Tall buildings in Houston made hurricane Harvey dump more rain on the region, before the water ran straight off the city's hard surfaces causing epic flooding

The race to green domestic heating and prevent climate catastrophe

Wed, 2018-11-14 20:00
Household heating systems are huge sources of carbon emissions, but many countries are showing how existing technologies can fix the problem

Super-Earth spotted hiding in plain sight around neighbouring star

Wed, 2018-11-14 20:00
After years of searching, a planet several times larger than Earth has been discovered orbiting Barnard’s star – the closest star to Earth after the Alpha Centauri system

Mixed results for science in the US midterm elections

Wed, 2018-11-14 20:00
A climate change denier is no longer to head House science committee, but Washington state voters reject carbon tax and Arizona blocks renewable energy boost