Now Isn't the Time to Abandon Contact Tracing

Now Isn't the Time to Abandon Contact Tracing

The rise of the Delta variant is sparking all sorts of memories—the anxiety amid the first Covid wave in spring of 2020, the crushing winter surge, the unceasing debate about “nonpharmaceutical interventions” such as masking and distancing, the concerns about kids and schools.

I Tested Positive for Covid-19. What Does That Really Mean?

I Tested Positive for Covid-19. What Does That Really Mean?

I took a second test three days after the first, and the results came back overnight: negative.There is no single, standard way to detect the virus; different labs set their own thresholds for signaling a positive result.

How Octopuses Use Their Suction Cups to Taste Through Touch

How Octopuses Use Their Suction Cups to Taste Through Touch

The result of that curiosity is a paper published Thursday in Cell in which Bellono’s lab reveals yet another very cool thing about these invertebrates: a unique type of receptor in the tissue of their suction cups that can taste surfaces by touching them.

What to Wear When You’re Battling Giant, Venomous Hornets

What to Wear When You’re Battling Giant, Venomous Hornets

But exactly who makes the suit and what they might think about its use for Asian giant hornet wrangling is something of a mystery.But when it hit max signal, he didn’t see a nest on the ground, which is where Asian giant hornets usually build them.

Internet Freedom Has Taken a Hit During the Covid-19 Pandemic

Internet Freedom Has Taken a Hit During the Covid-19 Pandemic

And as all of this unfolds, new research indicates that the governments around the world have exploited the pandemic to expand their domestic surveillance capabilities and curtail internet freedom and speech.

Who Did Trump Infect? Tracing His Contacts Is a Big Task

Who Did Trump Infect? Tracing His Contacts Is a Big Task

President Trump is isolating himself in the White House, having tested positive for the coronavirus last night.Emily Gurley, an epidemiologist at Johns Hopkins School of Public Health, says the first step is to work out when Trump likely became infectious.

Google and Apple Change Tactics on Contact Tracing Tech

Google and Apple Change Tactics on Contact Tracing Tech

Apple and Google say the change was based on conversations with state public health authorities, who told the companies they were having difficulty building apps themselves.Apple and Google say they are “committed to supporting public health authorities that have deployed or are building custom apps.”.

The Logic Around Contact Tracing Apps Is All Wrong

The Logic Around Contact Tracing Apps Is All Wrong

They can use contact tracing apps to gather real-time data about which activities or locations might be responsible for a dangerously high number of potential exposures.

How to Make Government Trustworthy Again

How to Make Government Trustworthy Again

The story behind this divergence was obvious: The governments of South Korea, Taiwan, and Singapore were prepared to test, to trace, and to isolate, and ours was not.

How Covid-19 Contact Tracing Works on Your Phone

How Covid-19 Contact Tracing Works on Your Phone

Very few Covid-19 tracking apps are out in the wild yet, but the features that Apple and Google have worked on are now live.

Don't Be Fooled by Covid-19 Contact-Tracing Scams

Don't Be Fooled by Covid-19 Contact-Tracing Scams

"Because there hasn't been a lot of communication yet about what an 'official' contact-tracing notice would look like, users have few ways to ascertain whether what they received is a scam," says Jake Williams, a security consultant and founder of the firm Rendition Infosec.

I Enrolled in a Coronavirus Contact Tracing Academy

I Enrolled in a Coronavirus Contact Tracing Academy

As people start to slide back into close contact with one another, the nation’s top health officials are worried that the US still doesn’t have systems in place to effectively test, track, and halt the spread of the deadly respiratory disease.

Let’s Say There’s a Covid-19 Vaccine—Who Gets It First?

Let’s Say There’s a Covid-19 Vaccine—Who Gets It First?

“It could be groups with underlying health conditions, or people who, because of the kind of work they’re doing, can’t avoid contact—like health care workers, police officers, grocery store workers,” Handel says.The vaccine against seasonal influenza, for example, isn’t as effective in older people.

Here’s How Covid-19 Immunity Compares to Other Diseases

Here’s How Covid-19 Immunity Compares to Other Diseases

But when it comes to SARS-CoV-2, “because this is such a new infection, we’re not sure how long those antibodies hang around for,” says Dr. Seema Yasmin, director of the Stanford Health Communication Initiative.

Is Apple and Google's Covid-19 Contact Tracing a Privacy Risk?

Is Apple and Google's Covid-19 Contact Tracing a Privacy Risk?

Security and privacy-focused technologists have pointed to a long list of potential flaws in Apple and Google's system , including techniques that could reveal the identities of Covid-19 positive users or help advertisers track them, false positives from trolls, mistaken self-diagnoses, and faulty signals between phones.

The Apple-Google Contact Tracing Plan Won't Stop Covid Alone

The Apple-Google Contact Tracing Plan Won't Stop Covid Alone

“The only way that these sort of things can be effective, if we take that model from other countries, is if you test far more cases than come up positive,” says Sham Kakade, a computer scientist at the University of Washington and a coauthor of PACT, a similar set of contact tracing protocols.

Signal Threatens to Leave the US If EARN IT Act Passes

Signal Threatens to Leave the US If EARN IT Act Passes

The pandemic has fueled debate about contact-tracing apps, but researchers say that it is possible to design encryption schemes for such services in a way that would successfully protect user privacy.

How Apple and Google Are Enabling Covid-19 Bluetooth Contact-Tracing

How Apple and Google Are Enabling Covid-19 Bluetooth Contact-Tracing

On Friday, the two companies announced a rare joint project to create the groundwork for Bluetooth-based contact-tracing apps that can work across both iOS and Android phones.

Clever Cryptography Could Protect Privacy in Covid-19 Contact-Tracing Apps

Clever Cryptography Could Protect Privacy in Covid-19 Contact-Tracing Apps

But the next iteration of the app will build in the ability to sort all the recorded locations of any users diagnosed as Covid-19 positive into "tiles" of a few square miles, and then cryptographically "hash" each piece of location and time data.

The Elegant Mathematics of Social Distancing

The Elegant Mathematics of Social Distancing

“This is not black and white,” says Ben Lopman, an infectious disease epidemiologist at Emory University’s Rollins School of Public Health.From a mathematical perspective, determining how big a crowd is safe depends on a couple of key questions: How many people in a given area are infected with the disease?

The Profound Loneliness of New York Subway Platforms

The Profound Loneliness of New York Subway Platforms

In the first months after moving to New York City in 2008, Israeli-born photographer Natan Dvir liked to time how long he could stare at fellow subway passengers before one of them made eye contact.

The Display of the Future Might Be in Your Contact Lens

The Display of the Future Might Be in Your Contact Lens

The lens will sit right on the cornea, and Ashley Tuan, vice president of medical devices at Mojo Vision, tells me it will be just like wearing normal contacts.

How to Opt Out of the Sites That Sell Your Personal Data

How to Opt Out of the Sites That Sell Your Personal Data

Your personal data is valuable to marketers, which is why so many companies have details about you on their books—all of which can be used to target you with advertising, or to find out where you live and work, or even to steal your identity for fraudulent purposes.

Facebook Rolls Out More Features for Dead People

Facebook Rolls Out More Features for Dead People

Facebook has to balance the interests of grieving loved ones with the privacy of someone who is now dead, says Alice Ely, a product manager at Facebook.“We have a hard stance against never allowing anybody to log into [someone else’s] account, but that’s exactly why we wanted to create a legacy contact to give [people] these controls to manage the profile after the person has passed away,” she explains.

The heatwave in numbers

The heatwave in numbers

NIWA has crunched the data on this week’s heatwave and come up with the following record breakers: Highest temperature: Hanmer Forest 38.4˚C Warmest temperature in Aotearoa so far this summer was recorded at Hanmer Forest on 31st January.

CES 2019 in Photos: The March of the Gadget Fanatics

CES 2019 in Photos: The March of the Gadget Fanatics

An estimated 180,000 attendees made up of manufacturers, retailers, technology buyers, and just plain tourists flew in to Las Vegas, Nevada to prowl miles of expo hall booths, interact with robots, try flashy virtual reality demos, or just look for their next phone case.

NIWA urges farmers to prepare for climate change

NIWA urges farmers to prepare for climate change

Dr Sam Dean, NIWA's chief scientist of climate, says while farmers are known for their resilience and ability to adapt to changing conditions, climate change will almost certainly go beyond any previous experience.