Nailing down the nature of ‘Oumuamua—it’s probably a comet, but…
We spoke at length with Harvard astronomy chair Avi Loeb, and there's a lot to unpack.
Science // Science & Exploration
Trump tried to rescue coal. Instead, coal capacity retirements doubled in 2018
Coal consumption around the world is the next big problem to tackle.
US life expectancy continues to move in reverse
Drug overdoses and suicide play an important role in the increasing death rate.
High-density lithium in graphene: An intriguing battery possibility
Bi-layer graphene creates high-density lithium, may increase battery capacity.
Plot twist: Mitochondrial DNA can come from both parents
Study confirms rare paternal mitochondrial transmission in three families.
Bose Einstein condensate may reveal supersolid’s secrets
BEC droplets form crystal that may have supersolid-like properties.
South Australia is fueling energy storage investment
An AU$100 million fund for energy storage has brought battery companies to Adelaide.
Large genetic study finds first genes connected with ADHD
There's overlap with risk for a range of other conditions and behaviors.
Drilling on US public lands causes 24 percent of the nation’s CO2 emissions
But lifecycle emissions have decreased slightly between 2005 and 2014.
How the falling cost of solar panels can teach us to make new tech affordable
Module efficiency was the first cost saver, economies of scale were the second.
Reports out of China suggest first human gene-edited babies have been born
CRISPR technology supposedly used to edit gene associated with HIV resistance.
NASA does it again by landing safely on Mars—something no one else has done
Red-shirt clad engineers broke into cheers as InSight touched down.
US tries to bury report on climate change’s dire health, economic impacts
Release schedule changed at the last minute.
We have food safety laws thanks to 19th century “poison squad”
Ars chats with author Deborah Blum about her new book, The Poison Squad.
Sick ants stay away from the kids
They stay out, at work, to protect everyone in the nest from infection.
