Jo Craven McGinty

@mcjomcg

Wall Street Journal Science Bureau Chief. Alum of The New York Times, The Washington Post, Newsday and others. Email me here: [email protected]

New York

Joined June 2009

636Following

2KFollowers

Pinned

Jo Craven McGinty@mcjomcg · Jul 5

The strongest warnings of dangerous flash floods came as Texans slept. Could more have been done? @Jennifer_Hiller @eniiler and @jimcarltonsf report. wsj.com/us-news/escala… via @WSJ

mcjomcg's tweet card. Local residents, survivors and families want to know if something could have been done differently.

Jo Craven McGinty@mcjomcg · 17 h

ICYMI: Is China building an observatory on the down-low that would threaten American technological leadership? @stuwoo reports for @WSJ wsj.com/world/china/a-…

mcjomcg's tweet card. Top American astronomers are hunting for clues about a 48-foot-wide scope that Beijing isn’t talking about.

Jo Craven McGinty@mcjomcg · Jul 22

Scientists detected the largest-known black hole merger, resulting in a black hole 225 times the mass of the sun @eniiler reports for #WSJScienceShorts wsj.com/science/violen… via @WSJ

mcjomcg's tweet card. The pair merged to create a single hole about 225 times the mass of the sun.

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Jo Craven McGinty@mcjomcg · Jul 18

For Jeffrey Epstein’s 50th birthday, friends created a book of bawdy letters. One was from Donald Trump. @khadeeja_safdar and @joe_palazzolo report for #WSJInvestigations. wsj.com/politics/trump… via @WSJ

mcjomcg's tweet card. The leather-bound book was compiled by Ghislaine Maxwell. The president says the letter ‘is a fake thing.’

Jo Craven McGinty@mcjomcg · Jul 16

Manhattan Project waste sites linked to higher cancer risk in people who lived nearby as children, new study finds. @Brabbott42 reports for #WSJHealth wsj.com/health/healthc… via @WSJ

mcjomcg's tweet card. People who spent their childhood in the 1940s, ’50s or ’60s living near Coldwater Creek in St. Louis County faced a heightened risk of cancer, new research suggests.

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Jo Craven McGinty@mcjomcg · Jul 16

ICYMI: Archaeologists have unearthed a woman-dominated Neolithic Dawenkou culture in what is considered the birthplace of Chinese civilization @QiLiyan reports for #WSJScienceShorts wsj.com/science/archae… via @WSJ

mcjomcg's tweet card. New DNA Evidence Reveals Female-Led Society in Ancient China

Jo Craven McGinty@mcjomcg · Jul 10

Any Twitter evolutionary biologists have thoughts on this?

JJo Craven McGinty@mcjomcg · Jul 7

Unlike any other mammal, human scalp hair can grow in length for years on end--and this unusual trait gave our ancestors an evolutionary edge. @AylinWoodward reports for #WSJScience wsj.com/science/biolog… via @WSJ

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Jo Craven McGinty@mcjomcg · Jul 10

Volunteers spotted a rare exploding star on a mobile app in a citizen science project. Pop open the link to see the image. @eniiler reports for #WSJScienceShorts wsj.com/science/space-… via @WSJ

mcjomcg's tweet card. A mobile app lets citizen scientists flag anomalies in space that are hard for computers to detect.

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Jo Craven McGinty@mcjomcg · Jul 10

Citizen scientists spotted a rare exploding star in real time, allowing scientists to rapidly gather data to learn more about the dwarf nova @eniiler reports for #WSJScienceShorts wsj.com/science/space-… via @WSJ

Jo Craven McGinty@mcjomcg · Jul 9

Why is it so hard to link floods, heatwaves and other extreme weather events to climate change? @eniiler and @DJMatthewDalton report for #WSJScience wsj.com/science/enviro… via @WSJ

mcjomcg's tweet card. Researchers agree that climate change has made torrential downpours more frequent—but the science gets murky when examining how strong the link is between an extreme event and climate change.

Jo Craven McGinty@mcjomcg · Jul 9

Is climate change making floods worse? New science tackles the tricky link between global warming and extreme rain. @eniiler and @DJMatthewDalton report for #WSJScience wsj.com/science/enviro… via @WSJ

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Jo Craven McGinty@mcjomcg · Jul 7

mcjomcg's tweet card. New research explains how scalp hair grows so long, and how its characteristics helped us thrive.

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Jo Craven McGinty@mcjomcg · Jul 6

The steep cliffs and narrow canyons that characterize Texas Hill Country channeled torrential rain from a stalled weather system into overflowing rivers and creeks @eniiler reports for #WSJScience wsj.com/us-news/climat… via @WSJ

mcjomcg's tweet card. Water cascaded down cliffs and swelled waterways when shallow soil failed to absorb the deluge.

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Jo Craven McGinty@mcjomcg · Jul 5

Homeowners in fire-prone states are setting their properties on fire to get rid of vegetation that can send wildfires racing across the landscape wsj.com/us-news/climat… via @WSJ

mcjomcg's tweet card. Planned burns rid properties of vegetation that can send wildfires racing across the landscape.

Jo Craven McGinty@mcjomcg · Jul 4

Homeowners in fire-prone states are setting their properties on fire to get rid of vegetation that can send wildfires racing across the landscape. @eniiler reports for #WSJScience. wsj.com/us-news/climat… via @WSJ

Jo Craven McGinty@mcjomcg · Jul 4

Cannonball, belly-flop or a New Zealand manu? Physicists explain how to make the biggest splash when you hit the water. @NidhiSubs reports for #WSJScienceShorts wsj.com/science/physic… via @WSJ

mcjomcg's tweet card. Cannonball, belly-flop or manu jumping? Physicists study the splashiest way to hit the water.

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Jo Craven McGinty@mcjomcg · Jun 30

ICYMI: Europe is wooing American researchers with funding as the Trump administration cancels grants. @NBisserbe and @NidhiSubs report. wsj.com/world/europe/e… via @WSJ

mcjomcg's tweet card. The U.K., France and other countries have set up funds to help U.S. researchers relocate to the continent.

Jo Craven McGinty@mcjomcg · Jun 27

At age 50, marketing professional Stephen Starring Grant lost his career and took a job as a part-time mail carrier: “Some people give up after things happen to them. Others get back up, over and over again.” wsj.com/lifestyle/care… via @WSJ

mcjomcg's tweet card. No one expects to have to start over from the bottom rung at age 50. But when the pandemic struck, marketing professional Stephen Starring Grant rose to the challenge.

Jo Craven McGinty@mcjomcg · Jun 27

Harvard and other universities want big tech and pharma to fill funding gaps after deep Trump cuts. @NidhiSubs @EmilyGlazer @sara_randazzo report wsj.com/us-news/educat… via @WSJ

mcjomcg's tweet card. Top universities look to big tech and pharmaceutical companies for support after Trump cuts to government grants.

Jo Craven McGinty@mcjomcg · Jun 25

Megalodons were longer and leaner than scientists once thought. That shape could have contributed to the giant shark’s extinction, new research suggests. @AylinWoodward reports for #WSJScienceShorts wsj.com/science/how-me… via @WSJ

mcjomcg's tweet card. Megalodons have been portrayed as gigantic great whites, but new research suggests they were more svelte and less agile hunters that got outcompeted.