You can now read 5 articles in a month for free on BostonGlobe.com. Read as much as you want anywhere and anytime for just 99¢.

A jolt for the science behind harvesting maple sap

Scientists find way to harvest without taps or buckets or, even, what you’d call trees

Cutting-edge maple syrup production

Experiments at the University of Vermont show that maple sap can be vacuumed from the slashed-off trunks of saplings.

Wake up with today's top stories.

Want each day's news headlines delivered fresh to your
inbox every morning? Just connect with us
in one of the following ways:
or
Please enter a valid email
BostonGlobe.com will never post anything without asking.
Privacy Policy
Subscriber Log In

You have reached the limit of 5 free articles in a month

Stay informed with unlimited access to Boston’s trusted news source.

  • High-quality journalism from the region’s largest newsroom
  • Convenient access across all of your devices
  • Today’s Headlines daily newsletter
  • Subscriber-only access to exclusive offers, events, contests, eBooks, and more
  • Less than 25¢ a week
Marketing image of BostonGlobe.com
Marketing image of BostonGlobe.com