Shweta Karikehalli is an environmental and science journalist based in New York City. Prior to joining _Spectrum_, Shweta was an editorial fellow at _Audubon_ magazine and worked for the _Daily Orange_, Syracuse University’s award-winning independent newspaper, as a copy editor and reporter. She has an M.A. in magazine, newspaper and online journalism from the S.I. Newhouse School of Public Communications and a B.S. in conservation biology from the SUNY College of Environmental Science and Forestry.
Shweta Karikehalli
From this contributor
‘Zombie’ pig brains fire hours after death
A new method restores blood flow and some functions in pig brains four hours after the animals have died.
New method creates complex, long-lived brain ‘organoids’
A new method for growing brain organoids allows them to survive for up to a year — more than four times as long as is possible with other methods.
New method creates complex, long-lived brain ‘organoids’
By
Shweta Karikehalli
10 May 2019 | 2 min read
Mighty magnet promises to render human brain in intricate detail
A new magnetic resonance imaging machine has the power to reveal the brain’s structure and activity at unprecedented resolution.
Mighty magnet promises to render human brain in intricate detail
By
Shweta Karikehalli
26 April 2019 | 2 min read
Genome catalog bolsters global microbiome research
The largest-yet attempt to characterize the global diversity of the human microbiome — the population of microbes that live in our bodies — has found 4,930 species, 77 percent of which were previously unknown.
Genome catalog bolsters global microbiome research
By
Shweta Karikehalli
22 March 2019 | 3 min read
Explore more from The Transmitter
Going against the gut: Q&A with Kevin Mitchell on the autism-microbiome theory
A new review of 15 years of studies on the connection between the microbiome and autism reveals widespread statistical and conceptual errors.
Going against the gut: Q&A with Kevin Mitchell on the autism-microbiome theory
A new review of 15 years of studies on the connection between the microbiome and autism reveals widespread statistical and conceptual errors.
By
Lauren Schenkman
13 November 2025 | 7 min read
Timing tweak turns trashed fMRI scans into treasure
Leveraging start-up “dummy scans,” which are typically discarded in imaging analyses, can shorten an experiment’s length and make data collection more efficient, a new study reveals.
Timing tweak turns trashed fMRI scans into treasure
Leveraging start-up “dummy scans,” which are typically discarded in imaging analyses, can shorten an experiment’s length and make data collection more efficient, a new study reveals.
By
Angie Voyles Askham
13 November 2025 | 6 min read
Perimenopause: An important—and understudied—transition for the brain
Many well-known perimenopause symptoms arise in the brain, but we still know little about the specific mechanisms at play. More research—in both animals and humans—is essential.
Perimenopause: An important—and understudied—transition for the brain
Many well-known perimenopause symptoms arise in the brain, but we still know little about the specific mechanisms at play. More research—in both animals and humans—is essential.
By
Marija Kundakovic
12 November 2025 | 6 min read