Tuesday, March 5, 2019

Science Times: Tyrannosaurus Rex: The Once and Future King

Plus: H.I.V. Is Reported Cured in a Second Patient —
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Tuesday, March 5, 2019

A T. rex model at the American Museum of Natural History's
A T. rex model at the American Museum of Natural History's "T. Rex: The Ultimate Predator" exhibit. George Etheredge for The New York Times
By JAMES GORMAN
The dinosaur will always be the predator potentate. But let's not forget all the other members of the royal family.
A colored transmission electron micrograph of the H.I.V. virus, in green, attaching to a white blood cell, in orange.
NIBSC/Science Source
By APOORVA MANDAVILLI
Scientists have long tried to duplicate the procedure that led to the first long-term remission 12 years ago. With the so-called London patient, they seem to have succeeded.
Scott Menchin
By CARL ZIMMER
A handful of criminal prosecutions have stalled because DNA tests cannot distinguish between suspects who are twins. Then scientists decided to create one.
A SpaceX Falcon 9 rocket lifting off on Saturday in Cape Canaveral, Fla.
Terry Renna/Associated Press
By KENNETH CHANG
The Crew Dragon capsule carried no crew, but it sets up a near future with astronauts traveling to orbit from the United States again.
• SpaceX and NASA to Test Launch Crew Dragon, a New Ride to Orbit
A duck farmer in southwestern France prepared to cull some of his flock during a bird flu outbreak in 2017.
Remy Gabalda/Agence France-Presse — Getty Images
By DENISE GRADY
The government will allow research on bird flu that had been halted over safety concerns. But officials have not publicly announced the decision nor explained how it was made.
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Slepkov Biophotonics Lab, Trent University
By JAMES GORMAN
A parlor trick with grapes leads to new findings about water and microwaves.
Christopher Auger-Dominguez
By CARL ZIMMER
Alston's singing mice "converse," scientists report. The finding may shed light on human language.
The blackfin icefish, Chaenocephalus aceratus, lacks hemoglobin and lives in Antarctic waters, where the temperature is often close to the freezing point of seawater.
Doug Allan/Nature Picture Library, via Minden Pictures
By JOANNA KLEIN
Research shows how the Antarctic blackfin icefish differs from its close relatives on the genetic level.
Todd Douglas Miller's documentary,
Neon CNN Films
By GLENN KENNY
A new documentary uses previously unseen archival footage to show how astronauts first walked on the moon. It's awe-inspiring.
• Want More After 'Apollo 11'? Here Are 5 Space Documentaries to Stream
 

GIVE US A PIECE OF YOUR UNIVERSE

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Climate Change
Clearing snow in Buffalo, N.Y., in January.
Lindsay Dedario/Reuters
By BRAD PLUMER
Both climate advocates and deniers of global warming are increasingly using bouts of extreme weather to support their positions.
• Extreme Weather Can Feel 'Normal' After Just a Few Years
 
By KENDRA PIERRE-LOUIS AND NADJA POPOVICH
Scientists say the heat waves are becoming more common and longer, and are killing off the species that underpin many marine ecosystems.
• The World Is Losing Fish to Eat as Oceans Warm
Health
Gene J. Puskar/Associated Press
By TIFFANY HSU
Adding lighter fare like salads to the usual burgers and fries has meant more options for time-pressed diners. But the meals are largely less healthy now, a new study finds.
Michael Hession
By WIRECUTTER STAFF
Traveling can wreak havoc on your fitness, but here are six things you can bring along to help you work out — and feel better — when you are on the road.
Kayana Szymczak for The New York Times
By ANDREW JACOBS
As pharmaceutical companies seek to profit from the curative wonders of human feces, doctors worry about new regulations, higher prices and patients attempting DIY cures.
Muriisa Samuel, 74, practices traditional medicine and has patients in the hills of Kabale District, in western Uganda. He has been a traditional healer for 27 years, after he succeeded his father.
Esther Ruth Mbabazi for The New York Times
By DONALD G. MCNEIL JR.
On a continent wracked with epidemics, millions turn to traditional healers. In rural Uganda, not far from the Ebola zone, an herbalist describes his practice.
Future forensic scientists studying at the Body Farm at the University of Tennessee.
Forensic Anthropology Center, University of Tennessee
By FAWN FITTER
After I die, my body will help solve crimes as part of a world-renowned criminal justice program.
Leadership figures such as Bobby Knight, the Indiana University basketball coach and author of
Gary Mook/Getty Images Sport
By BENEDICT CAREY
Managers who aggressively "demand" excellence from their employees won't necessarily produce it, researchers say.
Donna Kaye Hill walking with her dog, Annie, in Danville, Va. She takes fish oil daily to stave off dementia, but research suggests it may be exercise that really helps reduce her risk.
Veasey Conway for The New York Times
By PAULA SPAN
Scientists still have no magic shield against Alzheimer's disease and other dementias. Yet there is evidence that some strategies may help.
Gracia Lam
Personal Health
By JANE E. BRODY
How to make a positive impact that would keep you alive in the memories and lives of others.
 
Reducing Maternal Mortality
By EMILY KUMLER KAPLAN

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